Herculean, Philistine, about, absolute, abstruse, accented, acerb, acerbic, acrid, acrimonious, actively, acute, adamant, adamantine, addictive, adverse, afflictive, agonizing, agonizingly, alcoholic, all but, almost, along toward, alveolar, amaroidal, anesthetic, angry, antagonistic, apical, apico-alveolar, apico-dental, approximately, ardent, ardently, arduous, arduously, around, articulated, assiduous, assiduously, assimilated, astringent, at close quarters, at hand, atrocious, austere, avid, back, backbreaking, bad, badly, baffling, bankrupt, bare, barytone, bec et ongles, beefy, beyond one, bilabial, biting, bitter, bitter as gall, bleak, bloodless, blunt, bony, bothersome, bouncing, bowelless, brazen, broad, broke, brutal, brutish, bulky, burdensome, businesslike, busted, cacuminal, calamitous, calculating, callous, calloused, carefully, cartilaginous, case-hardened, cast-iron, caustic, cement, cemental, central, cerebral, checked, chewy, clear, close, close about, close at hand, close by, close-knit, close-textured, close-woven, coarse, cohesive, cold, cold of heart, coldblooded, coldhearted, compact, compacted, complex, complicated, compressed, concentrated, concrete, condensed, conditioning, conflicting, congested, conscienceless, conscientious, conscientiously, consolidated, consonant, consonantal, continuant, contrary, cool, coriaceous, corneous, counter, counteractive, crabbed, crammed, crammed full, cramp, cramping, critical, crowded, cruel, dark, deep, deeply, definite, delicate, demanding, dense, dental, despotic, determinedly, detrimental, devastating, devoted, devotedly, dictatorial, difficile, difficult, diligent, diligently, disastrous, dispassionate, dissimilated, distinct, distressing, distressingly, dog-eat-dog, dogged, doggedly, dorsal, doughty, dour, down-to-earth, dull, durable, dure, dynamically, eager, eagerly, earnestly, effortful, effortfully, enduring, energetic, energetically, enigmatic, exacting, excruciating, exhausting, factual, fast by, fatiguing, fervent, fibrous, firm, flat, flinthearted, flintlike, flinty, forceful, forcefully, forcible, forcibly, forcy, formidable, front, full-blooded, full-strength, fundamentalist, garbled, genuine, glide, glossal, glottal, gluey, gnawing, granitelike, granitic, grave, grievous, grim, grinding, griping, gristly, gutsy, guttural, gutty, habit-forming, habituating, hairy, hale, hammer and tongs, hard as nails, hard by, hard of heart, hard to understand, hard up, hard-bitten, hard-boiled, hard-core, hard-earned, hard-fought, hard-nosed, hard-set, hardened, hardheaded, hardhearted, hardworking, hardy, harmful, harrowing, harsh, harshly, heart and soul, heartily, heartless, hearty, heavy, hefty, hereabout, hereabouts, hidebound, high, horny, hostile, hurtful, hurting, husky, ill, immovable, immutable, impassible, impecunious, impenetrable, impenitent, impermeable, impervious, implacable, impliable, impoverished, impregnable, in opposition, in spitting distance, in the red, inclement, incomprehensible, incontestable, incontrovertible, indefatigable, indefatigably, indigent, indisputable, indurate, indurated, industrious, industriously, inelastic, ineluctable, inescapable, inexorable, inflexible, inhuman, inimical, inscrutable, insensate, insensitive, insolent, insoluble, intemperate, intense, intensely, intent, intently, intonated, intractable, intransigent, intricate, inured, involved, irksome, iron, iron-hard, ironbound, ironclad, ironhanded, ironlike, irreconcilable, jam-packed, jammed, jawbreaking, jumbled, keen, knotted, knotty, labial, labiodental, labiovelar, labored, laborious, laboriously, lapideous, lasting, lateral, lax, leatherlike, leathery, light, lingual, liquid, lithoid, lithoidal, lost to shame, low, lusty, magisterial, manfully, marble, marblelike, massive, matter-of-fact, mean, merciless, methodical, mid, mightily, mighty, miserable, monophthongal, most, much, muscle-bound, muted, narrow, nasal, nasalized, near, near at hand, nearabout, nearabouts, nearby, nervy, never idle, nigh, nigh about, no picnic, nonporous, not easy, not far, obdurate, obfuscated, obscure, obscured, obstinate, occlusive, onerous, only a step, open, operose, operosely, opposed, opposing, opposite, oppressive, orthodox, osseous, overtechnical, oxytone, pachydermatous, packed, painful, painfully, palatal, palatalized, paroxysmal, penetrating, penniless, perplexed, perplexing, perseveringly, persistent, persistently, petrified, pharyngeal, pharyngealized, phonemic, phonetic, phonic, physiologically addictive, piercing, pitch, pitched, pitiless, plain, poignant, poor, positive, posttonic, potent, poverty-stricken, powerful, practical, practically, pragmatic, procrustean, profound, proof against, psychologically addictive, puissant, pungent, purist, puristic, puritan, puritanic, puzzling, racking, real, realistic, red-blooded, relentless, relentlessly, remorseless, resistant, resistive, retroflex, rigid, rigorist, rigoristic, rigorous, robust, robustious, rock-ribbed, rockbound, rocklike, rocky, ropy, rough, rounded, rugged, ruthless, savage, scabrous, scrambled, searching, seared, sedulous, sedulously, semivowel, serious, serried, set, set with thorns, severe, severely, shameless, sharp, shooting, sinewy, sinister, slavish, sleepless, sober, soft, solid, solidified, sonant, sound, sour, spasmatic, spasmic, spasmodic, spiny, spiritedly, spirituous, stabbing, stable, stalwart, stark, steadfastly, steady, steeled against, steellike, steely, steep, stern, sticky, stiff, stinging, stonelike, stony, stonyhearted, stopped, stout, straight, straightforward, straightlaced, straining, straitlaced, strapping, strenuous, strenuously, stressed, stressful, strict, stringent, stringy, strong, strong as brandy, strong as strong, strong-willed, stubborn, studiously, sturdy, substantial, surd, sure-enough, syllabic, systematic, tangled, tart, tenacious, tense, terrible, the hard way, thereabout, thereabouts, thick, thick-growing, thick-skinned, thickset, thorny, throaty, ticklish, tireless, tiring, toilsome, toilsomely, tonal, tonic, tooth and nail, tormenting, torturous, tough, tough as leather, tricky, troublesome, troublous, trying, twangy, tyrannical, unabject, unaccented, unaffected, unalterable, unavoidable, unbending, unblushing, unchangeable, uncompassionate, uncompassioned, uncompromising, uncontrite, undeniable, unemotional, unfalteringly, unfavorable, unfeeling, unflagging, unforgiving, unfriendly, ungentle, ungiving, unidealistic, unkind, unmelted, unmerciful, unmoved, unnatural, unpitiful, unpitying, unpleasant, unquestionable, unrelenting, unremitting, unremorseful, unrepentant, unrepenting, unresponsive, unrounded, unsentimental, unsleeping, unsoftened, unsolvable, unsparing, unstressed, unsympathetic, unsympathizing, untiring, untiringly, untouched, untoward, unvarnished, unwearied, unyielding, uphill, urgently, vehement, velar, verifiable, vigorous, vigorously, vinous, violently, viscid, viscose, viscous, vocalic, vocoid, voiced, voiceless, vowel, vowellike, weak, wearing, wearisome, wearying, well-built, well-constructed, well-defined, well-founded, well-grounded, well-made, well-nigh, wicked, wide, winy, wiry, with a kick, with a will, with effort, within call, within earshot, within hearing, within reach, without mercy, wretched, zealous, zealously
difficulty, hardness, impracticability, tough work, hard work, uphill work, hard task, Herculean task, Augean task, task of Sisyphus, Sisyphean labor, tough job, teaser, rasper, dead lift, dilemma, embarrassment, deadlock, perplexity, intricacy, entanglement, complexity, cross fire, awkwardness, delicacy, ticklish card to play, knot, Gordian knot, dignus vindice nodus, net, meshes, maze, coil, crooked path, involvement, nice point, delicate point, subtle point, knotty point, vexed question, vexata quaestio, poser, puzzle, paradox, hard nut to crack, nut to crack, bone to pick, crux, pons asinorum, where the shoe pinches, nonplus, quandary, strait, pass, pinch, pretty pass, stress, brunt, critical situation, crisis, trial, rub, emergency, exigency, scramble, scrape, hobble, slough, quagmire, hot water, hornet's nest, sea of troubles, peck of troubles, pretty kettle of fish, pickle, stew, imbroglio, mess, ado, false position, set fast, stand, standstill, deadlock, dead set, fix, horns of a dilemma, cul de sac, hitch, stumbling block, crab, curmudgeon, difficult, not easy, hard, tough, troublesome, toilsome, irksome, operose, laborious, onerous, arduous, Herculean, formidable, sooner said than done, more easily said than done, easier said than done, difficult to deal with, hard to deal with, ill-conditioned, crabbed, crabby, not to be handled with kid gloves, not made with rose water, awkward, unwieldy, unmanageable, intractable, stubborn, perverse, refractory, plaguy, trying, thorny, rugged, knotted, knotty, invious, pathless, trackless, labyrinthine, intricate, complicated, impracticable, not feasible, desperate, embarrassing, perplexing, delicate, ticklish, critical, beset with difficulties, full of difficulties, surrounded by difficulties, entangled by difficulties, encompassed with difficulties, under a difficulty, in a box, in difficulty, in hot water, in the suds, in a cleft stick, in a fix, in the wrong box, in a scrape, in deep water, in a fine pickle, in extremis, between two stools, between Scylla and Charybdis, surrounded by shoals, surrounded by breakers, surrounded by quicksands, at cross purposes, not out of the wood, reduced to straits, hard pressed, sorely pressed, run hard, pinched, put to it, straitened, hard up, hard put to it, hard set, put to one's shifts, puzzled, at a loss, at the end of one's tether, at the end of one's rope, at one's wit's end, at a nonplus, at a standstill, graveled, nonplused, nonplussed, stranded, aground, stuck fast, set fast, up a tree, at bay, aux abois, driven into a corner, driven from pillar to post, driven to extremity, driven to one's wit's end, driven to the wall, au bout de son Latin, out of one's depth, thrown out, accomplished with difficulty, hard-fought, hard-earned, with difficulty, with much ado, barely, hardly, uphill, against the stream, against the grain, d rebours, invita Minerva, in the teeth of, at a pinch, upon a pinch, at long odds, against long odds, ay there's the rub, hic labor hoc opus, things are come to a pretty pass, ab inconvenienti, ad astra per aspera, acun chemin de fleurs ne conduit a la gloire.
severity, strictness, harshness, rigor, stringency, austerity, inclemency, arrogance, precisianism, arbitrary power, absolutism, despotism, dictatorship, autocracy, tyranny, domineering, oppression, assumption, usurpation, inquisition, reign of terror, martial law, iron heel, iron rule, iron hand, iron sway, tight grasp, brute force, brute strength, coercion, strong hand, tight hand, hard lines, hard measure, tender mercies, sharp practice, pipe-clay, officialism, tyrant, disciplinarian, precisian, martinet, stickler, bashaw, despot, hard master, Draco, oppressor, inquisitor, extortioner, harpy, vulture, accipitres, birds of prey, raptorials, raptors, severe, strict, hard, harsh, dour, rigid, stiff, stern, rigorous, uncompromising, exacting, exigent, exigeant, inexorable, inflexible, obdurate, austere, hard-headed, hard-nosed, hard-shell, relentless, Spartan, Draconian, stringent, strait-laced, searching, unsparing, iron-handed, peremptory, absolute, positive, arbitrary, imperative, coercive, tyrannical, extortionate, grinding, withering, oppressive, inquisitorial, inclement, cruel, haughty, arrogant, precisian, severely, with a high hand, with a strong hand, with a tight hand, with a heavy hand, at the point of the sword, at the point of the bayonet, Delirant reges plectuntur Achivi, manu forti, ogni debole ha sempre il suo tiranno.
strength, power, energy, vigor, force, main force, physical force, brute force, spring, elasticity, tone, tension, tonicity, stoutness, lustihood, stamina, nerve, muscle, sinew, thews and sinews, physique, pith, pithiness, virtility, vitality, athletics, athleticism, gymnastics, feats of strength, adamant, steel, iron, oak, heart of oak, iron grip, grit, bone, athlete, gymnast, acrobat, superman, Atlas, Hercules, Antaeus, Samson, Cyclops, Goliath, tower of strength, giant refreshed, strengthening, invigoration, refreshment, refocillation, dynamics, statics, strong, mighty, vigorous, forcible, hard, adamantine, stout, robust, sturdy, hardy, powerful, potent, puissant, valid, resistless, irresistible, invincible, proof against, impregnable, unconquerable, indomitable, dominating, inextinguishable, unquenchable, incontestable, more than a match for, overpowering, overwhelming, all powerful, all sufficient, sovereign, able-bodied, athletic, Herculean, Cyclopean, Atlantean, muscular, brawny, wiry, well-knit, broad-shouldered, sinewy, strapping, stalwart, gigantic, manly, man-like, manful, masculine, male, virile, unweakened, unallayed, unwithered, unshaken, unworn, unexhausted, in full force, in full swing, in the plenitude of power, stubborn, thick-ribbed, made of iron, deep-rooted, strong as a lion, strong as a horse, strong as an ox, strong as brandy, sound as a roach, in fine feather, in high feather, built like a brick shithouse, like a giant refreshed, strongly, by force, by main force, our withers are unwrung, Blut und Eisen, coelitus mihi vires, du fort au diable, en habiles gens, ex vi termini, flecti non frangi, he that wrestles with us strengthens our nerves an, inflexible in faith invincible in arms.
painfulness, trouble, care, trial, affliction, infliction, blow, stroke, burden, load, curse, bitter pill, bitter draught, waters of bitterness, annoyance, grievance, nuisance, vexation, mortification, sickener, bore, bother, pother, hot water, sea of troubles, hornet's nest, plague, pest, cancer, ulcer, sting, thorn, canker, scorpion, dagger, scourge, carking care, canker worm of care, mishap, misfortune, desagrement, esclandre, rub, source of irritation, source of annoyance, wound, open sore, sore subject, skeleton in the closet, thorn in the flesh, thorn in one's side, where the shoe pinches, gall and wormwood, sorry sight, heavy news, provocation, affront, head and front of one's offending, infestation, molestation, malignity, causing pain, hurting, hurtful, painful, dolorific, dolorous, unpleasant, unpleasing, displeasing, disagreeable, unpalatable, bitter, distasteful, uninviting, unwelcome, undesirable, undesired, obnoxious, unacceptable, unpopular, thankless, unsatisfactory, untoward, unlucky, uncomfortable, distressing, afflicting, afflictive, joyless, cheerless, comfortless, dismal, disheartening, depressing, depressive, dreary, melancholy, grievous, piteous, woeful, rueful, mournful, deplorable, pitiable, lamentable, sad, affecting, touching, pathetic, irritating, provoking, stinging, annoying, aggravating, mortifying, galling, unaccommodating, invidious, vexatious, troublesome, tiresome, irksome, wearisome, plaguing, plaguy, awkward, importunate, teasing, pestering, bothering, harassing, worrying, tormenting, carking, intolerable, insufferable, insupportable, unbearable, unendurable, past bearing, not to be borne, not to be endured, more than flesh and blood can bear, enough to drive one mad, enough to provoke a saint, enough to make a parson swear, enough to gag a maggot, shocking, terrific, grim, appalling, crushing, dreadful, fearful, frightful, thrilling, tremendous, dire, heart-breaking, heart-rending, heart-wounding, heart-corroding, heart-sickening, harrowing, rending, odious, hateful, execrable, repulsive, repellent, abhorrent, horrid, horrible, horrific, horrifying, offensive, nauseous, nauseating, disgusting, sickening, revolting, nasty, loathsome, loathful, fulsome, vile, hideous, sharp, acute, sore, severe, grave, hard, harsh, cruel, biting, caustic, cutting, corroding, consuming, racking, excruciating, searching, grinding, grating, agonizing, envenomed, catheretic, pyrotic, ruinous, disastrous, calamitous, tragical, desolating, withering, burdensome, onerous, oppressive, cumbrous, cumbersome, painfully, with pain, deuced, Int, hinc illae lachrymae!, surgit amari aliquid, the place being too hot to hold one, the iron entering into the soul, he jests at scars that never felt a wound, I must be cruel only to be kind, what deep wounds ever closed without a scar?.
impenitence, irrepentance, recusance, lack of contrition, hardness of heart, seared conscience, induration, obduracy, impenitent, uncontrite, obdurate, hard, hardened, seared, recusant, unrepentant, relentless, remorseless, graceless, shriftless, lost, incorrigible, irreclaimable, unreconstructed, unregenerate, unreformed, unrepented, unreclaimed, unatoned.
hardness, rigidity, renitence, renitency, inflexibility, temper, callosity, durity, induration, petrifaction, lapidification, lapidescence, vitrification, ossification, crystallization, stone, pebble, flint, marble, rock, fossil, crag, crystal, quartz, granite, adamant, bone, cartilage, hardware, heart of oak, block, board, deal board, iron, steel, cast iron, decarbonized iron, wrought iron, nail, brick, concrete, cement, hard, rigid, stubborn, stiff, firm, starch, starched, stark, unbending, unlimber, unyielding, inflexible, tense, indurate, indurated, gritty, proof, adamant, adamantine, adamantean, concrete, stony, granitic, calculous, lithic, vitreous, horny, corneous, bony, osseous, ossific, cartilaginous, hard as a rock, stiff as buckram, stiff as a poker, stiff as starch, stiff as as board.
insensibility, physical insensibility, obtuseness, palsy, paralysis, paraesthesia, anaesthesia, sleep, hemiplegia, motor paralysis, vegetable state, coma, anaesthetic agent, opium, ether, chloroform, chloral, nitrous oxide, laughing gas, exhilarating gas, protoxide of nitrogen, refrigeration, insensible, unfeeling, senseless, impercipient, callous, thick- skinned, pachydermatous, hard, hardened, case hardened, proof, obtuse, dull, anaesthetic, comatose, paralytic, palsied, numb, dead.
sourness, acid, acidity, low pH, acetous fermentation, lactic fermentation, vinegar, verjuice, crab, alum, acetic acid, lactic acid, sour, acid, acidulous, acidulated, tart, crabbed, acetous, acetose, acerb, acetic, sour as vinegar, sourish, acescent, subacid, styptic, hard, rough, sour as a lemon, (4) Odor.