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illogic Synonyms
Another word for illogic
Choosing another word for illogic that fits your sentence is easier when synonyms and similar words are paired with an exact noun definition and ranked by match strength.
• noun (Context 1)
Thinking, reasoning, or behavior that is contrary to the principles of sound logic or common sense; a lack of logical validity.
Usage Example
"The committee quickly pointed out the glaring illogicality of cutting the research budget while demanding faster innovation."
Strongest
illogicality
irrationality
Strong
unreasonableness
incoherence
absurdity
nonsense
fallacy
Weak
sophistry
Opposites of illogic
The opposite of illogic shifts depending on context. Common opposites include:
logic
rationality
reason
reasonableness
coherence
common sense
soundness
sense
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Illogic. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/illogic