adj. 25B6; adjective
a terrible crime 007C; terrible injuries : DREADFUL, awful, appalling, horrific, horrifying, horrible, horrendous, atrocious, abominable, abhorrent, frightful, shocking, hideous, ghastly, grim, dire, unspeakable, gruesome, monstrous, sickening, heinous, vile; serious, grave, acute; formal grievous.
a terrible smell : NASTY, disgusting, awful, dreadful, ghastly, horrid, horrible, vile, foul, abominable, frightful, loathsome, revolting, repulsive, odious, nauseating, repellent, horrendous, hideous, appalling, offensive, objectionable, obnoxious; informal gruesome, putrid, diabolical, yucky, sick-making, God-awful, gross; Brit. informal beastly; archaic disgustful.
he was in terrible pain : SEVERE, extreme, intense, excruciating, agonizing, unbearable, intolerable, unendurable.
that's a terrible thing to say : UNKIND, nasty, unpleasant, foul, obnoxious, vile, contemptible, despicable, wretched, shabby; spiteful, mean, malicious, poisonous, mean-spirited, cruel, hateful, hurtful; unfair, uncharitable, uncalled for, below the belt, unwarranted; Brit. informal beastly.
the film was terrible : VERY BAD, dreadful, awful, frightful, atrocious, hopeless, poor; informal pathetic, pitiful, useless, lousy, appalling, abysmal, dire; Brit. informal duff, chronic, poxy, rubbish, a load of pants.
(informal) you're a terrible flirt : INCORRIGIBLE, outrageous; real, awful, dreadful, frightful, shocking; informal impossible, fearful; Brit. informal right, proper.
I feel terribleI've been in bed all day : ILL, poorly, sick, queasy, nauseous, nauseated, green about the gills; faint, dizzy; informal rough, lousy, awful, dreadful; Brit. informal grotty, ropy.
he still feels terrible about what he did to John : GUILTY, conscience-stricken, remorseful, guilt-ridden, ashamed, chastened, contrite, sorry.
minor, slight, pleasant, wonderful.