LUMINOUSNESS Antonyms There are 4 antonyms of the word luminousness. (opposite meanings)Did you mean?Definition of LUMINOUSNESSSynonyms of LUMINOUSNESSAlso try opposite words for..brightluminousBest Opposite Words For LUMINOUSNESSTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1darknessnounn2dimnessnounn3dullnessnounn4obscuritynounn Alternatives for DARKNESS Words (21)shadowblackblacknessblindnesscloudinessdimdimnessduskgloommidnightmurknightobscurityopacitypitchshadetenebrositydarkduskinessswarthinesswickednessOpposite words for darkness Alternatives for DIMNESS Words (3)duskinessfaintnesssubduednessOpposite words for dimness Alternatives for DULLNESS Words (2)bluntnessobtusenessOpposite words for dullness Alternatives for OBSCURITY Words (23)abstrusenessambiguitycloudinessdarknessenigmaequivocationhazinessimpenetrabilityincomprehensibilityinscrutabilitymurkinessmystificationopacityperplexitysecrecyuncertaintyunintelligibilityvaguenessesotericismmysteriousnessobscurenessreconditenessunknownnessOpposite words for obscurity