Synonyms for teacher

noun

1. One who teaches, especially in the primary or secondary grades

   schoolmaster, schoolmistress, scholar, educator, public school teacher, high school teacher, tutor, mentor, pedagogue, coach, master, guru, swami, mistress, kindergarten teacher, pupil teacher, teacher's aide, teacher-in-training, substitute teacher, supervisor, teach*, schoolmarm*, wet-nurse*.

2. One who teaches advanced students

   professor, lecturer, instructor, don, academic, academician, docent, faculty member, graduate assistant, teaching assistant, TA.