ubiquitous, adj. omnipresent, everywhere, everpresent; universal, catholic, world-wide, in all places, all over; far and wide, right and left, hither and yon, throughout the length and breadth of the land; here, there, and everywhere; under the sun, from pole to pole, the world over, at all points of the compass, on the face of the earth, to the four winds, in all climes, throughout the world.
ubiquity, n. omnipresence, ubiquitousness, universality, catholicity; pervasion, pervasiveness, diffusion, diffusiveness, dispersion, dispersal.
uglify, v. distort, deform, misshape, twist, turn awry, wrench; mangle, wring, wrest, writhe; contort, gnarl, screw, knot, warp; grimace, snarl, pout, screw up one's face, mow, make a face; disfigure, mutilate, deface, mar, blemish, scar.
ugly, adj. 1. ill-favored, bad-looking, Inf. not much to look at, Inf short on looks, Inf. not much for looks, SI. hard or rough on the eyes; homely, plain, plain-featured, plain-looking; unattractive, unlovely, unpretty, unhandsome, unbeautiful, uncomely; hard-featured, hard-favored; unshapely, unsightly; distorted, deformed, misshapen, twisted, contorted; disfigured, mutilated, defaced, marred, blemished.
2. disagreeable, unpleasant, unpleasing, displeasing, distasteful, objectionable; nauseating, nauseous, sickening, disgusting, noisome, SI. yukky, SI. gross; loathsome, revolting, repulsive, repelling, repellent; repugnant, offensive, obnoxious, shocking, nasty; ignoble, base, low, low-down, dishonorable, disgraceful, shameful, opprobrious; corrupt, depraved, perverted, debased, vile, sordid, bad, foul, rotten, black; scurvy, contemptible, despicable, execrable, abominable, odious, heinous, detestable; cruel, brutal, terrible, awful, Inf god-awful, horrible.
3. ominous, portentous, ill-omened, inauspicious, unpropitious, unfavorable, unpromising, ill-fated, ill-starred, star-crossed.
4. mean, hostile, currish, snarling, curmudgeonly, churlish, irascible; cross, surly, ill-natured, bad-tempered, sour, spiteful; crabbed, crabby, cantankerous, crotchety.
5. (esp. of natural phenomena) stormy, tempestuous, violent, wild, procellous, turbulent, squally; howling, roaring, raging, threatening.
ulcer, n. 1. abscess, ulceration, Pathol, noma, fester, festering, gathering, gumboil, Pathol, parulis, tubercle, Obs. apostem, Obs. apostemation, Archaic. impostume; canker, lesion, chancre, chancroid, simple chancre, soft chancre; boil, blain, Pathol, furuncle, carbuncle, pustule, pimple, papule, papilla, pock, wen, whelk, Rare, bleb, Archaic, botch; sore, open or running sore, eruption, gall, excoriation; whitlow, agnail.