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illogically Synonyms
Another word for illogically
Choosing another word for illogically that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
• adverb (Context 1)
In a manner that lacks clear, sound reasoning or violates the principles of logic.
Usage Example
"The committee acted irrationally by cutting the research budget right before the project's final phase."
Strongest
irrationally
unreasonably
Strong
absurdly
nonsensically
fallaciously
incoherently
Opposites of illogically
The opposite of illogically shifts depending on context. Common opposites include:
logically
rationally
reasonably
sensibly
coherently
soundly
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Illogically. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/illogically