5
imperceptible(adjective, obscure, insignificant)
4
inconsiderable(adjective, obscure, insignificant)
4
negligible(adjective, obscure, insignificant)
3
insignificant(adjective, obscure)
3
obscure(adjective, insignificant)
3
unnoticed(adjective, obscure, insignificant)
2
in mind
2
inappreciable
2
insensible
2
invisible(adjective, obscure, insignificant)
2
little(adjective, obscure, insignificant)
2
minor(adjective, obscure, insignificant)
2
slight
2
small(adjective, obscure, insignificant)
2
trivial
1
ambiguous(adjective, obscure, insignificant)
1
impalpable
1
inconspicuous
1
indistinct(adjective, obscure, insignificant)
1
indistinguishable
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APASmart Define. (2016). appreciable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/appreciable/thesaurus/antonyms
ChicagoSmart Define. 2016. "appreciable thesaurus" https://smartdefine.org/appreciable/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, appreciable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/appreciable/thesaurus/antonyms>.
MLASmart Define. "appreciable thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/appreciable/thesaurus/antonyms>