opacity Antonyms

clarity transparency simplicity sharpness serenity semitransparency self-evidence great accuracy readability purpose precision plainness perspicuity palpability openness sureness tangibility translucence predawn observability tangibleness luminousness brilliance obviousness perspicuousness visibility veneer unambiguity transparence translucency membrane manifestness definition definiteness conviction confidence comprehensibility clearness certainty brightness audibleness audibility articulateness apparentness acuteness directness distinctness luminosity lucidness lucidity