聞きき知しる

godan verb (-ru), transitive verb

hear and learn; come to know by hearing

Used when one learns or becomes aware of something through hearing it, often from others or by chance.

• 彼かれの引ひっ越こしを人ひとづてに聞きき知しった。

  I learned of his move through others.

• その噂うわさはもう聞きき知しっている。

  I have already heard that rumor.