19
admissible(adjective, free, reasonable, allow, friendly)
17
permissible(adjective, reasonable, slight, allow, proper)
17
tolerable(adjective, slight, acceptable, adequate, respectable)
14
permitted(adjective, free, friendly, appropriate, proper)
11
acceptable(adjective, reasonable, acceptable, adequate, respectable)
10
lawful(adjective, reasonable, proper, permission, tolerable)
9
legal(adjective, permission, valid, tolerable, legitimate)
9
passable(adjective, reasonable, slight, decent, acceptable)
8
open(adjective, fit, friendly, appropriate, agreeable)
7
allowed(adjective, fair, proper, acceptable, valid)
7
justifiable(adjective, reasonable, slight, fair, proper)
7
legitimate(adjective, reasonable, proper, permission, valid)
7
satisfactory(adjective, acceptable)
7
suitable(adjective, free, reasonable, friendly, appropriate)
6
OK
6
accessible
6
adequate(adjective, acceptable)
6
appropriate(adjective, open, free, fit, friendly)
6
excusable(adjective, reasonable, slight, proper, understandable)
6
licit(adjective, reasonable, proper, permission, valid)
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APASmart Define. (2016). allowable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/allowable/thesaurus/synonyms
ChicagoSmart Define. 2016. "allowable thesaurus" https://smartdefine.org/allowable/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, allowable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/allowable/thesaurus/synonyms>.
MLASmart Define. "allowable thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/allowable/thesaurus/synonyms>