A wench is a buxom young lady or woman, usually one who works as a barmaid, servant girl or prostitute. Wench is an archaic term, when it is used today it is used facetiously. Wench may also be used as a verb to mean keeping company with prostitutes. Related words are wenches, wenched, wenching, wencher. Wench comes from the Old English word wencel, which is related to wancol, meaning unsteady, fickle, weak.

A winch is a machine that consists of a rope or cable that winds around a rotating drum, used to lift or drag things. A winch may be operated by hand cranking or motorized cranking. The word winch may be used as a noun or a verb, related words are winches, winched, winching, wincher. Winch comes from the Old English word wince, which means winch or pulley. Src