Synonyms of hideous in English:

hideous


See US English definition of hideous

See UK English definition of hideous

See Spanish definition of horroroso

adjective

1‘his smile made him look more hideous than ever’

SYNONYMS
ugly, unsightly, repulsive, repellent, revolting, gruesome, disgusting, grotesque, monstrous, grim, ghastly, macabre, misshapen, misproportioned, reptilian
informal weird, freaky, as ugly as sin, fugly
British informal like the back end of a bus
New Zealand informal huckery
ANTONYMS

beautiful

2‘hideous cases of torture continue to be reported’

SYNONYMS
horrific, terrible, appalling, awful, dreadful, frightful, fearful, horrible, horrendous, horrifying, shocking, sickening, gruesome, ghastly, very bad, terribly bad, unspeakable, outrageous, abhorrent, monstrous, heinous, abominable, foul, vile, odious, loathsome, contemptible, execrable, indescribable
informal godawful
British informal beastly
rare egregious
ANTONYMS

pleasant