Synonyms for Classmate:

n.

grader, head boy, boarder, old girl, monitor, dropout, head girl, A student, old boy. classmate (noun)
schoolfellow, schoolmate, class fellow.
friend (noun)
co-worker, comrade, colleague, pal, playmate, crony, chum, company, confidant, cousin, teammate, roommate, Familiar, buddy, mate, partner, brother, acquaintance, companion, amigo, schoolmate, intimate, ally, sister, fellow, friend.
mate (noun)
friend.

Other synonyms:

boarder, head boy, grader, head girl, A student. monitor. Other relevant words:
boarder, dropout, grader, class fellow, monitor, schoolfellow.

Usage examples for classmate

  1. He's visiting a friend- a college classmate on Long Island. – Mary Wollaston by Henry Kitchell Webster
  2. He turned out to be an old acquaintance of Roosevelt's, a classmate in the Columbia Law School. – Roosevelt in the Bad Lands by Hermann Hagedorn
  3. It was because he was so beautifully good- looking, because he was so charming and clever and frank- besides being one's third cousin, or whatever it was, one's early schoolfellow and one's later college classmate that one had abjectly trusted him. – The Finer Grain by Henry James