plain-featured (adjective) plain: ugly
Detalii: plane is essentially the same word as plain, both ultimately coming from Latin planus 'flat' or 'clear'
Sinonime: accurse, anathematize, be foul-mouthed, bedamn, blaspheme, cuss, damn*, execrate, flame*, imprecate, take name in vain, talk dirty, use bad language, utter profanity
Antonime: attractive,
beautiful,
pretty