What is a special tutor who assists in preparing a student for examination; a trainer; esp. one who trains a boat's crew for a race. [Colloq.] Wareham was studying for India with a Wancester coach. G. Eliot called?

coach — A special tutor who assists in preparing a student for examination; a trainer; esp. one who trains a boat's crew for a race. [Colloq.] Wareham was studying for India with a Wancester coach. G. Eliot. (Webster's 1913.)

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