Synonyms of expletive

1 Syllable
caw, oath, cuss, meow, moo, curst
2 Syllables
nickers, curse, swearword, whinny, whinnies, yoo-hoo, nicker, cusses, cussword
3 Syllables
no-no's, malison
4 Syllables
interjection, exclamations, exclamation, malediction