73 entries under adjective topic. ×

3
unnameable
2
abominable
2
atrocious
2
dreadful
2
beyond description
2
description(unspeakable, undescribable)
2
imprecise
2
inconceivable
2
intangible(vague, mysterious, subtle, ambiguous)
2
nebulous
2
nondescript
2
obscure
2
overwhelming
2
preternatural
2
unimaginable
1
appalling
1
detestable
1
dire
1
disgusting
1
evil
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APASmart Define. (2015). indefinable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/indefinable/thesaurus/synonyms
ChicagoSmart Define. 2015. "indefinable thesaurus" https://smartdefine.org/indefinable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, indefinable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/indefinable/thesaurus/synonyms>.
MLASmart Define. "indefinable thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/indefinable/thesaurus/synonyms>