Synonyms and antonyms of To be ugly or unattractive in British Thesaurus

look awful ()

to look ugly or not attractive

clash (verb)

if two colours, patterns etc clash, they do not look good together

be no oil painting ()

if someone is no oil painting, they are not attractive

look like a bomb has hit it ()

to look very untidy

cut a fine/ridiculous etc figure ()

to look very attractive/silly etc