illogical
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Synonyms:
irrational, absurd, inconsequent, inconsistent, contradictory, self-contradictory, senseless, not following
Antonyms:
logical, sound Collocations, reasonable Collocations, plausible Collocations, consistent Collocations, practical Collocations, sensible Collocations, rational Collocations, coherent, admissible, well-founded, convincing