51 entries under reasonable topic. ×

19
acceptable(adjective, accept, pleasant, agreeable)
18
allowable(adjective, open, free, allow)
16
permissible(adjective, allow, consideration, acceptable)
10
legitimate(adjective, consideration, authentic, able)
9
lawful(adjective, consideration, able, valid)
9
suitable(adjective, free, friendly, appropriate)
8
fair(adjective, cool, pleasant, moderate)
8
licit(adjective, consideration, able, valid)
7
justifiable(adjective, consideration, able, valid)
7
proper(adjective, free, correct, friendly)
7
right(adjective, precise, consideration, able)
6
logical(adjective, sensible, natural, consideration)
5
excusable(adjective, justified, defensible)
5
fit(adjective, free, friendly, appropriate)
4
pardonable(adjective, justified, defensible)
4
probable(adjective, sensible, natural, consideration)
4
tenable(adjective, justified, defensible)
3
sensible(adjective, natural, valid, lawful)
3
sound(adjective, valid, lawful, rightful)
3
warrantable(justified, defensible)
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APASmart Define. (2016). admissible thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/admissible/thesaurus/synonyms
ChicagoSmart Define. 2016. "admissible thesaurus" https://smartdefine.org/admissible/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, admissible thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/admissible/thesaurus/synonyms>.
MLASmart Define. "admissible thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/admissible/thesaurus/synonyms>