Definition of horrendous:
nasty, ugly, obscene, abominable, terrible, hideous, obnoxious, frightful, lurid, dire, intimidating, monstrous, loathsome, distasteful, direful, nightmare, horrid, noisome, dread, rancid, foul, forbidding, alarming, horrifying, spine-chilling, evil, appalling, repulsive, poor, disgusting, repugnant, dreaded, atrocious, outrageous, grisly, gross, hair-raising, repellent, awful, redoubtable, terrific, nightmarish, gruesome, sickening, ghastly, horrible, fulsome, noxious, macabre, horrific, good, nauseous, shocking, fearful, scandalous, nauseating, dreadful, indecent, frightful, scary, abhorrent, formidable, revolting, fearsome, frightening, taboo, terrifying.
painful (part of speech: adjective)
- "The Asses of Balaam", Gordon Randall Garrett.
In the interests of academic fellowship we did our best to steer Sigurd clear of encounters with professorial champions, especially Jerry, an Irish terrier who would fight with his own shadow rather than not fight at all, but one morning our chapel vestibule was the scene of an encounter that Isaac Watts might well have called horrendous.- "Sigurd Our Golden Collie and Other Comrades of the Road", Katharine Lee Bates.
- "Complete State of the Union Addresses from 1790 to the Present", Various.