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teacher vs. student

teacher
[tee-cher] / ˈti tʃər /

noun

teachers plural

  1. a person who teaches or instructs, especially as a profession; instructor.

student
[stood-nt, styood-] / ˈstud nt, ˈstjud- /

noun

students plural

  1. a person formally engaged in learning, especially one enrolled in a school or college; pupil.

    a student at Yale.

  2. any person who studies, investigates, or examines thoughtfully.

    a student of human nature.