Submitted by Anonymous (not verified) on Thu, 10/26/2017 - 16:55 Lemma: blackenNgram Count: 1Wordnet ID: 14701Starts with letter: YesIndefinite Article: aGoogle Ngram Count: 731471Sense count: 4Contained in other ngrams: 5Hierarchy: AdjectivePast ParticipleForms: blackeningblackensForms Count: 2