3
subfuscous
3
subtle
3
suspect
3
twilight
3
undetermined(adjective, weak, obscure, rough, dark)
3
unearthly(supernatural, heavenly, ghastly, ethereal, spooky)
3
unintelligible(adjective, weak, obscure, rough, dark)
3
unspecified(adjective, rough, vague, unknown, unclear)
2
abstruse(adjective, obscure, dark, unknown, hidden)
2
aphotic(adjective, dull, dark, gloomy, dim)
2
asomatous(heavenly, incorporeal, nonmaterial)
2
astral(excellent, gentle, marvelous, vague, dreamy)
2
bizarre(adjective, happy, perfect, fantastic, extravagant)
2
blackish(adjective, dull, dark, gloomy, dim)
2
blackness(noun, darkness)
2
blank
2
blind(adjective, soft, obscure, flat, dark)
2
bodiless(heavenly, incorporeal, nonmaterial)
2
bowery
2
broad(adjective, vague, unknown, general, unclear)
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APASmart Define. (2016). shadowy thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/shadowy/thesaurus/synonyms
ChicagoSmart Define. 2016. "shadowy thesaurus" https://smartdefine.org/shadowy/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, shadowy thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/shadowy/thesaurus/synonyms>.
MLASmart Define. "shadowy thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/shadowy/thesaurus/synonyms>