Submitted by György Chityil ... on Wed, 02/28/2018 - 22:07 Lemma: cleanNgram Count: 1Starts with letter: YesGoogle Ngram Count: 117778Sense count: 1Contained in other ngrams: 1Hierarchy: VerbSuperlative AdjectiveForms: cleanercleaningcleanedcleansForms Count: 4