illogic.

Reasoning that lacks a sound connection between its parts or conclusion.

Use it for

Words that belong together

• the illogic of an argument
• expose the illogic

On the page

The illogic of the policy became clear when the exemptions were listed.

Usage notes

Primary category: analysis / argumentation / evidence. Forms: Usually uncountable; no ordinary plural in this sense. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: evaluation. Commonness: moderately common.