Synonyms for Teacher:

n.

mistress, houseparent, faculty, headmistress, pedagogue, supervisor, head, scholar, headteacher, teach, housemaster, swami. don, academic. pedagogue (noun)
schoolmaster.
person who educates (noun)
pedagogue, scholar, mentor, professor, teach, coach, trainer, supervisor, tutor, guide, educator, lecturer, instructor.
teacher (noun)
headmaster, lecturer, master, schoolmistress, guide, counselor, instructor, schoolmaster, trainer, professor, mentor, educator, advisor, guru, coach, tutor.

Other synonyms:

pedagogue. scholar. lord
swami.
Other relevant words:
pedagogue, swami, don, scholar, mistress, academic, teach, supervisor.

Usage examples for teacher

  1. Why, then, who was your teacher – What Will He Do With It, Book 7. by Edward Bulwer-Lytton
  2. He was a mission teacher at Duke Town. – White Queen of the Cannibals: The Story of Mary Slessor by A. J. Bueltmann
  3. The first was, that the prince himself was her teacher and the second, that she could tumble into the lake as often as she pleased. – The Light Princess and Other Fairy Stories by George MacDonald