Submitted by György Chityil ... on Sat, 03/03/2018 - 11:38 Lemma: stackNgram Count: 1Starts with letter: YesIndefinite Article: aGoogle Ngram Count: 578664Sense count: 2Contained in other ngrams: 5Hierarchy: NounPresent ParticipleForms: stacksstackedForms Count: 2