unwarranted.

Not supported by adequate reasons, evidence, or authority.

Use it for

Words that belong together

• unwarranted assumption
• unwarranted conclusion

On the page

The data do not justify that unwarranted generalization.

Usage notes

Primary category: analysis / argumentation / evidence. Forms: Comparative more unwarranted; superlative most unwarranted when comparison is meaningful. 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: evidence, inference, qualification. Commonness: moderately common.