THESAURUS
Nervous
acid, agitable, agitated, all nerves, all-overish, allergic, anaphylactic, anxious, anxioused up, apprehensive, bashful, biting, bothered, concerned, corrosive, cowardly, critical, cutting, delicate, difficult, diffident, discomposed, disquieted, distressed, disturbed, driving, edgy, effective, emotional, emotionally unstable, empathetic, empathic, eruptive, excitable, excited, explosive, fearful, fearing, fearsome, feverish, fidgety, flurried, flustered, forceful, forcible, foreboding, fretful, frightened, goosey, goosy, gutsy, high-mettled, high-spirited, high-strung, highly emotional, hyperesthetic, hyperpathic, hypersensitive, imperative, impressive, in a dither, in a pucker, in a stew, in a sweat, in a tizzy, in fear, incisive, inflammable, irascible, irritable, itchy, jittery, jumpy, mettlesome, misgiving, mordant, mousy, nerval, nerves on edge, nervy, neural, neurological, on edge, on tenterhooks, overanxious, overapprehensive, overrefined, oversensible, oversensitive, overstrung, overtender, panicky, passible, penetrating, perturbable, perturbed, piercing, poignant, powerful, prickly, punchy, querulous, rabbity, refined, responsive, restless, ruffled, scared, scary, sensational, sensitive, shaken, shaken up, shaky, shivery, shrinking, shy, sinewed, sinewy, skittery, skittish, slashing, snappish, solicitous, spooky, startlish, stirred up, strained, striking, strong, strung out, supersensitive, suspenseful, sympathetic, tactful, telling, tender, tense, tetchy, thin-skinned, ticklish, timid, timorous, touchy, trembling, tremulous, trenchant, trepidant, trigger-happy, troubled, troublous, turbulent, twittery, uneasy, unpeaceful, unquiet, unrestful, upset, uptight, vigorous, vital, volatile, volcanic, waspish, worked up, worried, wrought up, zealous
ROGET THESAURUS
Nervous
Vigor
N
vigor, power, force, boldness, raciness, intellectual, force, spirit, point, antithesis, piquance, piquancy, verve, glow, fire, warmth, strong language, gravity, sententiousness, elevation, loftiness, sublimity, eloquence, command of words, command of language, vigorous, nervous, powerful, forcible, trenchant, incisive, impressive, sensational, spirited, lively, glowing, sparkling, racy, bold, slashing, pungent, piquant, full of point, pointed, pithy, antithetical, sententious, lofty, elevated, sublime, eloquent, vehement, petulant, impassioned, poetic, in glowing terms, in good set terms, in no measured terms, thoughts that breath and words that burn.
Weakness
N
weakness, debility, atony, relaxation, languor, enervation, impotence, infirmity, effeminacy, feminality, fragility, flaccidity, inactivity, anaemia, bloodlessness, deficiency of blood, poverty of blood, declension of strength, loss of strength, failure of strength, delicacy, invalidation, decrepitude, asthenia, adynamy, cachexy, cachexia, sprain, strain, reed, thread, rope of sand, house of cards, softling, weakling, infant, youth, weak, feeble, debile, impotent, relaxed, unnerved sapless, strengthless, powerless, weakly, unstrung, flaccid, adynamic, asthenic, nervous, soft, effeminate, feminate, womanly, frail, fragile, shattery, flimsy, unsubstantial, insubstantial, gimcrack, gingerbread, rickety, creaky, creaking, cranky, craichy, drooping, tottering, broken, lame, withered, shattered, shaken, crazy, shaky, palsied, decrepit, languid, poor, infirm, faint, faintish, sickly, dull, slack, evanid, spent, short-winded, effete, weather-beaten, decayed, rotten, worn, seedy, languishing, wasted, washy, laid low, pulled down, the worse for wear, unstrengthened, unsupported, unaided, unassisted, aidless, defenseless, cantilevered (support), on its last legs, weak as a child, weak as a baby, weak as a chicken, weak as a cat, weak as a rat, weak as water, weak as water gruel, weak as gingerbread, weak as milk and water, colorless, non sum qualis eram.
Fear
N
fear, timidity, diffidence, want of confidence, apprehensiveness, fearfulness, solicitude, anxiety, care, apprehension, misgiving, feeze, mistrust, suspicion, qualm, hesitation, nervousness, restlessness, inquietude, disquietude, worry, concern, batophobia, heartquake, flutter, trepidation, fear and trembling, perturbation, tremor, quivering, shaking, trembling, throbbing heart, palpitation, ague fit, cold sweat, abject fear, mortal funk, heartsinking, despondency, despair, fright, affright, affrightment, boof alarm, dread, awe, terror, horror, dismay, consternation, panic, scare, stampede (of horses), intimidation, terrorism, reign of terror, bug bear, bugaboo, scarecrow, hobgoblin, nightmare, Gorgon, mormo, ogre, Hurlothrumbo, raw head and bloody bones, fee-faw-fum, bete noire, enfant terrible, alarmist, fearing, frightened, in fear, in a fright, haunted with the fear of, afeard, afraid, fearful, timid, timorous, nervous, diffident, coy, faint- hearted, tremulous, shaky, afraid of one's shadow, apprehensive, restless, fidgety, more frightened than hurt, aghast, awe-stricken, horror-stricken, terror-stricken, panic- stricken, awestruck, awe-stricken, horror-struck, frightened to death, white as a sheet, pale, pale as a ghost, pale as death, pale as ashes, breathless, in hysterics, inspiring fear, alarming, formidable, redoubtable, perilous, portentous, fearful, dread, dreadful, fell, dire, direful, shocking, terrible, terrific, tremendous, horrid, horrible, horrific, ghastly, awful, awe-inspiring, revolting, Gorgonian, in terrorem, Int, angels and ministers of grace defend us!, ante tubam trepidat, horresco referens, one's heart failing one, obstupui steteruntque comae et vox faucibus haesit, a dagger of the mind, expertus metuit, fain would I climb but that I fear to fall, fear is the parent of cruelty, Gorgons and hydras and chimeras dire, omnia tuta timens, our fears do make us traitors.
Modesty
N
modesty, humility, diffidence, timidity, retiring disposition, unobtrusiveness, bashfulness, mauvaise honte, blush, blushing, verecundity, self-knowledge, reserve, constraint, demureness, blushing honors, modest, diffident, humble, timid, timorous, bashful, shy, nervous, skittish, coy, sheepish, shamefaced, blushing, overmodest, unpretending, unpretentious, unobtrusive, unassuming, unostentatious, unboastful, unaspiring, poor in spirit, out of countenance, reserved, constrained, demure, humbly, quietly, privately, without ceremony, without beat of drum, sans fa, not stepping o'er the bounds of modesty, thy modesty's a candle to thy merit.