Synonyms and related words :
beautiless, blemished, blotted, cacophonic, cacophonous, defaced, disfigured, dysphemistic, dysphemized, hideous, homely, ill-favored, ill-looking, inappropriate, inapt, inelegant, inept, malapropos, marred, plain, short on looks, spoiled, uglified, ugly, ugly as hell, ugly as sin, unaesthetic, unalluring, unattractive, unbeauteous, unbeautiful, unbecoming, unbefitting, undue, unhandsome, unlovely, unpleasing, unpretty, unsightly, unsuitable, untimely