Thesaurus

(n) : a man married to an unfaithful wife (Traditionally, a husband who does not know or accept this position, although current usage sometimes includes one who condones or tolerates her adultery. An accepting husband is more precisely called a "wittol," from the Middle English for "wise [knowing] cuckold".); a comic figure from medieval and Shakespearian drama

(v) : to make a cuckold of someone by being unfaithful, or by seducing his wife

(adj) : possessing the qualities of a cuckold