noun
one's (former) student; one's pupil; one's disciple
Refers to a person one has taught, often with a continuing bond. Typically used by teachers, professors, or mentors when speaking about their own students, especially former ones.
彼は私の教え子で、今は医者として働いています。
He is a former student of mine and now works as a doctor.
教え
My former students held a reunion for me.