Synonyms|427Antonyms|159|Broader|3Narrower|6Related|1.5k
6
reasonable(adjective, senseless, irrational, unsound, justified)
5
justified
4
based on
4
just
4
warranted(verb, adjective, reasonable, uncertain, justified)
3
excusable
3
good
3
justifiable(adjective, wrong, reasonable, unreasonable, justified)
3
rational
2
commonsense
2
due
2
fair
2
hard
2
informed
2
legitimate(adjective, false, improper, authentic, valid)
2
logical
2
necessary
2
plausible
2
reasoned
2
sane
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APASmart Define. (2016). unwarranted thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unwarranted/thesaurus/antonyms
ChicagoSmart Define. 2016. "unwarranted thesaurus" https://smartdefine.org/unwarranted/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, unwarranted thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unwarranted/thesaurus/antonyms>.
MLASmart Define. "unwarranted thesaurus" 11 January 2016. Web. 26 September 2026. <https://smartdefine.org/unwarranted/thesaurus/antonyms>