BLACKEN Antonyms There are 3 antonyms of the word blacken. (opposite meanings)Did you mean?Definition of BLACKENSynonyms of BLACKENAlso try opposite words for..blackblackeningBest Opposite Words For BLACKENTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1whitenverbv2brightenverb, adverbv, adv3lightenverbv Alternatives for WHITEN Words (11)blanchbleachclarifydecolorizediscolorfadelightenpalesnowwhitenwhiteOpposite words for whiten Alternatives for BRIGHTEN Words (7)lightencheerenlightengladdenilluminateintensifyclearPhrases (4)liven upclear uplight uplighten upOpposite words for brighten Alternatives for LIGHTEN Words (14)brightenbeambuoycheerflashflickergleamglimmerglowilluminateradiateshinesparklerelievePhrases (2)lighten upbuoy upOpposite words for lighten