Synonyms of nonsensical in English:

nonsensical


See definition of nonsensical

adjective

1‘he would laugh at her soft, nonsensical way of talking’

SYNONYMS
meaningless, senseless, illogical, unmeaning
ANTONYMS

logical, rational

2‘this last comment is really a nonsensical generalization’

SYNONYMS
foolish, insane, stupid, lunatic, idiotic, illogical, irrational, zany, senseless, absurd, silly, inane, asinine, hare-brained, ridiculous, ludicrous, wild, preposterous, fatuous
informal crazy, crackpot, crackbrained, nutty, wacky
British informal daft
ANTONYMS

sane, sensible