Submitted by György Chityil ... on Wed, 03/21/2018 - 23:58 Lemma: trephineNgram Count: 1Starts with letter: YesIndefinite Article: aGoogle Ngram Count: 7694Sense count: 1Contained in other ngrams: 1Hierarchy: Past ParticipleForms: trephiningtrephinesForms Count: 2