執しゅう心しん

noun, noun or participle which takes 'suru', intransitive verb

devotion; attachment; infatuation

Strong emotional attachment or obsession, often with a romantic or single-minded nuance. Can be used for both positive devotion and unhealthy fixation.

• 彼かれは彼かの女じょに執しゅう心しんしている。

  He is infatuated with her.

• あの人ひとは金かねに執しゅう心しんだ。

  That person is obsessed with money.