wit·tol /ˈwɪtḷ/
Wit·tol n. 1. Zool. The wheatear. [Prov. Eng.] 2. A man who knows his wife's infidelity and submits to it; a tame cuckold; -- so called because the cuckoo lays its eggs in the wittol's nest. [Obs.] ◄ ►