sound2, adj. 1. healthy, fit, fit as a fiddle, physically-fit, in good condition, in fine fettle, Inf. in shape, Inf. in good or fine shape, Inf. in fine or high feather, Inf. in fine whack, Inf. in the pink, Brit. Dial. bonny; well, in good health, rosy-cheeked, glowing, blooming; ruddy, vigorous, full of vigor, hale, hearty, hale and hearty, robust, lusty, strong and healthy, bursting with health or vigor or life.
2. intact, unimpaired, undamaged, unharmed, uninjured, unscathed, unmutilated, undecayed, inviolate; whole, unbroken, as good as new, faultless, flawless, defectless; well-built, well-constructed, built to last, solid, firm, sturdy, strong, rugged, tough, durable, resistant.
3. solvent, having good credit, secure, in the black; well-off, well-situated, well-to-do.
4. rational, practical, pragmatic, commonsense, commonsensical, reasonable, logical, sensible; competent, reliable, dependable, good, fair; fit, proper, advisable, well-advised; well-argued, well-grounded, well-founded; valid, believable, credible, plausible.
5. lucid, clearheaded, right-minded, clear-minded, cogent, balanced, level-headed, stable; responsible, sober, sane, Latin, compos mentis, right; normal, wholesome, healthy-minded, SI. together, SI. with it, SI. all there; intelligent, wise, judicious, sagacious, sage; discreet, prudent, circumspect; politic, perspicacious, farsighted, astute, provident; perceptive, apperceptive, foresighted; understanding, thoughtful, reflective, philosophical.
6. upright, upstanding, ethical, moral, virtuous; honest, truthful, aboveboard, trustworthy, honorable; loyal, steadfast, faithful, true, constant.
sound3, v. 1. fathom, plumb, measure, test.
2. dive, plunge, go to the bottom, submerge.
sound out check out, see how the land lies, feel out; look into, explore, investigate, probe, seek information, examine.
sound4, n. inlet, arm, loch, fjord, Chiefly Scot. firth; bay, harbor, cove, gulf, bight; estuary, mouth, Dial. creek.
soundless1, adj. silent, quiet, noiseless, echoless; hushed, calm, still, deathlike; inaudible, muffled, stifled, muted, dampened.
soundless2, adj. deep, unfathomable, fathomless, plumbless, immeasurable, abyssal, abysmal, bottomless; unmeasured, unfathomed, unsounded,
soup, n. broth, stock, bouillon, consomm^, julienne; bisque, pur£e, pottage, U.S. chowder, bouillabaisse, jumbo, mulligatawny; borscht, vichyssoise, gazpacho.
sour, adj. 1. acid, tart, subacid, acetous, vinegarish, vinegary; acerb, acerbic, acidulous, acidulent, acescent, acidulated; fermented, turned, bad, spoiled, rancid, curdled, clabbered.
2. unpleasant, bitter, nasty, disagreeable, unlikable, undesirable; distasteful, unappetizing, unpalatable, unsavory; offensive, repulsive, repugnant, odious, disgusting.
3. harsh, severe, austere, stringent, stern, brusque; caustic, mordant, acrimonious, stinging; trenchant, cutting, incisive, scathing, penetrating, biting; keen, sharp, sharp-tongued; spiteful, virulent, venemous, vitriolic, rancorous; splenetic, choleric, waspish, ir-