Thesaurus

adynamic, affected, afflicted, aguish, ailing, air sick, airsick, alarming, amok, amuck, anaemic, anemic, angry, annoyed, appalling, apractic, apraxic, around the bend, arthritic, asthenic, asthmatic, atrocious, autistic, awful, bad, baleful, balmy, bandy, bandy-legged, barmy, bats, batty, bedfast, bedrid, bedridden, berserk, bilious, blebby, blistery, bloated, bloodcurdling, bloodshot, bonkers, bowed, bowleg, bowlegged, brainsick, broken-backed, bronchitic, browned off, buggy, cankerous, carbuncled, carbuncular, carious, carsick, caseous, certifiable, certified, cheesed off, chilblained, chilling, colicky, consumptive, convalescent, crackbrained, cracked, crackers, crazed, crazy, creaky, creepy, creepy-crawly, crippled, crookback, crookbacked, cytomegalic, daft, debilitated, dehydrated, delicate, delirious, demented, demoniac, demoniacal, deranged, diabetic, dipped, dire, direful, disabled, discontent, discontented, diseased, disgusted, dismaying, displeased, distended, distracted, disturbed, dizzy, dotty, dread, dreaded, dreadful, dropsical, dyspeptic, edematous, emotional, enervated, enlarged, exasperated, faint, fearful, fearsome, fed up, feeble, feverish, feverous, fey, flabby, flaccid, flatulent, flimsy, foaming, foamy, forbidding, formidable, fragile, frail, frightening, frightful, frothing, frowning, fruity, funny, game, gammy, gangrenous, gassy, ghastly, gibbous, giddy, gimpy, gouty, green, grim, grisly, gruesome, gutless, hair-raising, hairy, half-crazed, hallucinating, halt, halting, handicapped, haywire, hebephrenic, horrendous, horrible, horrific, horrifying, humpbacked, humped, hunchbacked, icteric, idiotic, ill, impaired, indisposed, inflamed, inflammatory, ingrowing, ingrown, insane, intumescent, irrational, irritated, jaundiced, jerry-built, knock-kneed, kookie, kooky, kyphotic, laid low, laid up, lame, lax, light, light-headed, lightheaded, limp, liverish, livery, loco, loony, loopy, lordotic, lunatic, macabre, mad, maimed, maniac, maniacal, manic-depressive, maniclike, membrane-forming, membranous, menacing, mental, mentally ill, miffed, milk-sick, minacious, minatory, moonstruck, morbid, mortified, moved, mutilated, namby-pamby, nauseated, nauseous, nettled, nightmarish, non compos mentis, nuts, nutty, of unsound mind, offended, ominous, pained, pale, pallid, palsied, paralytic, paralyzed, paranoid, paraplegic, pathologic, pathological, peaked, peeved, petrifying, pissed, pissed off, poorly, possessed, powerless, pro-inflammatory, proinflammatory, psychopathic, psychopathologic, psychopathological, psychotic, puffed, puffy, puny, queasy, rachitic, raving, raving mad, recovering, redoubtable, rheumatic, rheumatoid, rheumy, rickety, riled, roiled, round the bend, sallow, scarey, scary, schizophrenic, screw-loose, screwy, scrofulous, seasick, seedy, shivery, shoddy, shuddery, sick, sick of, sick-abed, sickish, sickly, sinister, slack, slight, sneezy, soft, sore-eyed, spastic, spavined, spineless, steamed, stirred, stricken, stung, stupefying, sunburned, sunburnt, swayback, swaybacked, swollen, swooning, tender, tenuous, terrible, terrific, terrifying, thin, threatening, tired of, touched, tubercular, tuberculous, tumescent, tumid, turgid, ugly, ulcerated, ulcerous, unbalanced, under the weather, unfit, unhealed, unhealthy, unhinged, unnerving, unreasonable, unsound, unstable, untoughened, unwell, unwholesome, upset, varicose, vertiginous, vulnerable, wacky, wan, weak, weakened, whacky, wheezing, wheezy, wild, windburned, windburnt, wishy-washy, woozy, yellow

sick is a ADJ.

barf, be sick, cast, cat, chuck, disgorge, honk, puke, purge, regorge, regurgitat, regurgitate, retch, sick, spew, spue, throw u, throw up, upchuck, vomit, vomit up

sick is a VERB.