Synonyms|201Antonyms|82|Broader|2Narrower|12Related|88
3
denseness
3
density
3
film(noun, covering, tissue, coat, obscurity)
3
gloom(noun, place, shade, dark, obscurity)
3
muddiness(noun, murkiness)
3
night(noun, place, shade, dark, gloom)
3
opaque
3
reconditeness
3
stupidity
3
thickness
3
turbidness
3
unclarity
2
blackness(noun, gloom, darkness, dusk)
2
boobishness
2
doubt(noun, uncertainty, obscurity, vagueness, abstruseness)
2
doubtfulness(noun, uncertainty, obscurity, vagueness, abstruseness)
2
equivocalness(noun, muddiness, murkiness)
2
fog(obscurity, fogginess, mistiness)
2
haziness(noun, uncertainty, covering, fold, coat)
2
impermeability
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APASmart Define. (2016). opacity thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/opacity/thesaurus/synonyms
ChicagoSmart Define. 2016. "opacity thesaurus" https://smartdefine.org/opacity/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, opacity thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/opacity/thesaurus/synonyms>.
MLASmart Define. "opacity thesaurus" 29 February 2016. Web. 20 September 2026. <https://smartdefine.org/opacity/thesaurus/synonyms>