Submitted by Anonymous (not verified) on Sun, 05/05/2019 - 23:08 Lemma: knockNgram Count: 1Starts with letter: YesIndefinite Article: aGoogle Ngram Count: 464496Sense count: 5Contained in other ngrams: 4Hierarchy: PluralThird PersonSingularThird person singular simple presentPlural NounForms: knockingknockedIssue: 0Forms Count: 2