let next to (verb) familiarize: make or become acquainted with, knowledgeable about
Sinonime: amateur, callow, fresh, green*, ignorant, immature, inept, inexpert, innocent, kid*, naive, new, prentice, raw*, rookie, rude, sophomoric, spring chicken, tenderfoot, unaccustomed, unacquainted, unconversant, undisciplined, unfamiliar with, unfledged, uninitiate, uninitiated, unschooled, unseasoned, unsophisticated, untrained, untried, unused, unversed, unworldly, verdant, wet behind ears, young