Submitted by Anonymous (not verified) on Thu, 10/26/2017 - 17:01 Lemma: knockNgram Count: 1Wordnet ID: 74279Starts with letter: YesIndefinite Article: aGoogle Ngram Count: 1422862Sense count: 2Contained in other ngrams: 7Hierarchy: NounPresent ParticipleForms: knockedknocksForms Count: 2