Synonyms of ugly in English:

ugly


See definition of ugly

adjective

1‘an old man with a horribly ugly face’

SYNONYMS
unattractive, ill-favoured, hideous, plain, plain-featured, plain-looking, unlovely, unprepossessing, unsightly, displeasing, disagreeable
horrible, frightful, awful, ghastly, gruesome, grisly, unpleasant, foul, nasty, grim, vile, shocking, disgusting, revolting, repellent, repugnant, grotesque, monstrous, reptilian, misshapen, deformed, disfigured
North American homely
informal not much to look at, short on looks, as plain as a pikestaff, as ugly as sin, fugly
British informal no oil painting
New Zealand informal huckery
ANTONYMS

beautiful, attractive

2‘a huge fight ensued and things got pretty ugly’

SYNONYMS
unpleasant, nasty, alarming, disagreeable, tense, charged, serious, grave, dangerous, perilous, threatening, menacing, hostile, ominous, sinister
archaic direful
rare minacious
ANTONYMS

pleasant, calm, peaceable

3‘an ugly rumour’

SYNONYMS
horrible, unpleasant, disagreeable, despicable, reprehensible, nasty, horrid, appalling, objectionable, offensive, obnoxious, foul, vile, base, dishonourable, dishonest, rotten, vicious, spiteful, malevolent, evil, wicked