psyche

Psyche has 2 syllables: psy · che.

noun. That which is responsible for one's thoughts, feelings, and conscious brain functions; the seat of the faculty of reason.

noun. The immaterial part of a person; the actuating cause of an individual life.

noun. (Greek mythology) a beautiful princess loved by Cupid who visited her at night and told her she must not try to see him; became the personification of the soul.