THESAURUS
Bottom
argosy, arse, ass, at bottom, backbone, backside, bark, basal, base, basement, basic, basically, basin, basis, baygall, bed, bedrock, behind, belly, best, boat, bog, bottom glade, bottomland, bottommost, bottoms, breech, bucket, buffalo wallow, bum, butt, buttocks, can, cause, channel, chutzpah, coulee, courage, craft, cut, dale, dell, depths, derriere, dingle, duff, end, essentiality, essentially, establish, everglade, fanny, fen, fenland, floor, foot, footing, found, foundation, foundational, fundament, fundamentally, gameness, gap, gill, giveaway, glade, glen, gluteus maximus, grit, ground, groundwork, grove, guts, gutsiness, guttiness, half-price, heart, heart of oak, heinie, hindquarters, hog wallow, holm, hooker, hulk, hull, in reality, in truth, intervale, intestinal fortitude, keel, keister, leviathan, low, lower strata, lowermost, lowest, lowest level, lowest point, lunar rill, marais, marish, marked down, marrow, marsh, marshland, meadow, mere, mettle, mettlesomeness, mire, moor, moorland, morass, moss, moxie, mud, mud flat, nadir, nerve, nethermost, nub, ocean bottom, origin, packet, pass, peat bog, pith, pluck, pluckiness, posterior, prat, predicate, primary, quagmire, quicksand, quintessence, quintessential, radical, ravine, really, rear, rear end, reduced, rest, rock-bottom, rump, sacrificial, salt marsh, seat, ship, slashed, slob land, slough, sole, sough, soul, source, spirit, spunk, spunkiness, stamina, stay, stout heart, strath, stuff, substance, substructure, sump, swale, swamp, swampland, taiga, toughness, trench, trough, true grit, truly, tub, tuchis, tush, tushy, underbelly, underlying, underlying level, undermost, underneath, underpinning, underside, vale, valley, vessel, virtuality, wadi, wallow, wash, watercraft
ROGET THESAURUS
Bottom
Perseverance
N
perseverance, continuance, permanence, firmness, constancy, steadiness, singleness of purpose, tenacity of purpose, persistence, plodding, patience, sedulity, pertinacy, pertinacity, pertinaciousness, iteration, bottom, game, pluck, stamina, backbone, grit, indefatigability, indefatigableness, bulldog courage, persevering, constant, steady, steadfast, undeviating, unwavering, unfaltering, unswerving, unflinching, unsleeping, unflagging, undrooping, steady as time, unrelenting, unintermitting, unremitting, plodding, industrious, strenuous, pertinacious, persisting, persistent, solid, sturdy, staunch, stanch, true to oneself, unchangeable, unconquerable, indomitable, game to the last, indefatigable, untiring, unwearied, never tiring, through evil report and good report, through thick and thin, through fire and water, per fas et nefas, without fail, sink or swim, at any price, vogue la galere, never say die, give it the old college try, vestigia nulla retrorsum, aut vincer aut mori, la garde meurt et ne se rend pas, tout vient a temps pour qui sait attendre.
Courage
N
courage, bravery, valor, resoluteness, boldness, spirit, daring, gallantry, intrepidity, contempt of danger, defiance of danger, derring-do, audacity, rashness, dash, defiance, confidence, self-reliance, manliness, manhood, nerve, pluck, mettle, game, heart, heart of grace, spunk, guts, face, virtue, hardihood, fortitude, intestinal fortitude, firmness, heart of oak, bottom, backbone, spine, resolution, bulldog courage, prowess, heroism, chivalry, exploit, feat, achievement, heroic deed, heroic act, bold stroke, man, man of mettle, hero, demigod, Amazon, Hector, lion, tiger, panther, bulldog, gamecock, fighting-cock, bully, fire eater, courageous, brave, valiant, valorous, gallant, intrepid, spirited, spiritful, high-spirited, high-mettled, mettlesome, plucky, manly, manful, resolute, stout, stout-hearted, iron-hearted, lion-hearted, heart of oak, Penthesilean, bold, bold-spirited, daring, audacious, fearless, dauntless, dreadless, aweless, undaunted, unappalled, undismayed, unawed, unblanched, unabashed, unalarmed, unflinching, unshrinking, unblanching, unapprehensive, confident, self-reliant, bold as a lion, bold as brass, enterprising, adventurous, venturous, venturesome, dashing, chivalrous, soldierly, heroic, fierce, savage, pugnacious, strong-minded, hardy, doughty, firm, determined, dogged, indomitable, up to, up to the scratch, upon one's mettle, reassured, unfeared, undreaded, one's blood being up, courage sans peur, fortes fortuna adjuvat, have I not in my time heard lions roar, I dare do all that may become a man, male vincetis sed vincite, omne solum forti patria, self-trust is the essence of heroism, stimulos dedit oemula virtus, strong and great, a hero, teloque animus proestantior omni, there, is always safety in valor, virtus ariete fortier.
Base
N
base, basement, plinth, dado, wainscot, baseboard, mopboard, bedrock, hardpan, foundation, substructure, substratum, ground, earth, pavement, floor, paving, flag, carped, ground floor, deck, footing, ground work, basis, hold, bilge, bottom, nadir, foot, sole, toe, hoof, keel, root, centerboard, bottom, undermost, nethermost, fundamental, founded on, based on, grounded on, built on,
base, basement, plinth, dado, wainscot, baseboard, mopboard, bedrock, hardpan, foundation, substructure, substratum, ground, earth, pavement, floor, paving, flag, carped, ground floor, deck, footing, ground work, basis, hold, bilge, bottom, nadir, foot, sole, toe, hoof, keel, root, centerboard, bottom, undermost, nethermost, fundamental, founded on, based on, grounded on, built on.
Support
VB
be supported, lie on, sit on, recline on, lean on, loll on, rest on, stand on, step on, repose on, abut on, bear on, be based on, have at one's back, bestride, bestraddle, support, bear, carry, hold, sustain, shoulder, hold up, back up, bolster up, shore up, uphold, upbear, prop, under prop, under pin, under set, riprap, bandage, give support, furnish support, afford support, supply support, lend support, give foundations, furnish foundations, afford foundations, supply foundations, lend foundations, bottom, found, base, ground, imbed, embed, maintain, keep on foot, aid.
Concavity
N
concavity, depression, dip, hollow, hollowness, indentation, intaglio, cavity, dent, dint, dimple, follicle, pit, sinus, alveolus, lacuna, excavation, strip mine, trough, honeycomb, cup, basin, crater, punch bowl, cell, socket, valley, vale, dale, dell, dingle, combe, bottom, slade, strath, glade, grove, glen, cave, cavern, cove, grot, grotto, alcove, cul-de- sac, gully, arch, bay, excavator, sapper, miner, honeycomb (sponge), depressed, alveolate, calathiform, cup-shaped, dishing, favaginous, faveolate, favose, scyphiform, scyphose, concave, hollow, stove in, retiring, retreating, cavernous, porous, infundibul, infundibular, infundibuliform, funnel shaped, bell shaped, campaniform, capsular, vaulted, arched.
Ship
N
ship, vessel, sail, craft, bottom, navy, marine, fleet, flotilla, shipping, man of war, transport, tender, storeship, merchant ship, merchantman, packet, liner, whaler, slaver, collier, coaster, lighter, fishing boat, pilot boat, trawler, hulk, yacht, baggala, floating hotel, floating palace, ocean greyhound, ship, bark, barque, brig, snow, hermaphrodite brig, brigantine, barkantine, schooner, topsail schooner, for and aft schooner, three masted schooner, chasse-maree, sloop, cutter, corvette, clipper, foist, yawl, dandy, ketch, smack, lugger, barge, hoy, cat, buss, sailer, sailing vessel, windjammer, steamer, steamboat, steamship, liner, ocean liner, cruiseship, ship of the line, mail steamer, paddle steamer, screw steamer, tug, line of steamers, destroyer, cruiser, frigate, landing ship, LST, aircraft carrier, carrier, flattop, nuclear powered carrier, submarine, submersible, atomic submarine, boat, pinnace, launch, life boat, long boat, jolly boat, bum boat, fly boat, cock boat, ferry boat, canal boat, swamp boat, ark, bully, battery, bateau, broadhorn, dory, droger, drogher, dugout, durham boat, flatboat, galiot, shallop, gig, funny, skiff, dingy, scow, cockleshell, wherry, coble, punt, cog, kedge, lerret, eight oar, four oar, pair oar, randan, outrigger, float, raft, pontoon, prame, iceboat, ice canoe, ice yacht, catamaran, hydroplane, hovercraft, coracle, gondola, carvel, caravel, felucca, caique, canoe, birch bark canoe, dugout canoe, galley, galleyfoist, bilander, dogger, hooker, howker, argosy, carack, galliass, galleon, polacca, polacre, tartane, junk, lorcha, praam, proa, prahu, saick, sampan, xebec, dhow, dahabeah, nuggah, kayak, keel boat, log canoe, pirogue, quadrireme, trireme, stern-wheeler, wanigan, wangan, wharf boat, balloon, airship, aeroplane, biplane, monoplane, triplane, hydroplane, aerodrome, air balloon, pilot balloon, fire balloon, dirigible, zeppelin, aerostat, Montgolfier, kite, parachute, jet plane, rocket plane, jet liner, turbojet, prop-jet, propeller plane, corporate plane, corporate jet, private plane, private aviation, airline, common carrier, fighter, bomber, fighter-bomber, escort plane, spy plane, supersonic aircraft, subsonic aircraft, afloat, aboard, on board, on ship board, hard a lee, hard a port, hard a starboard, hard a weather.