I. ˈfyüd noun
Etymology: alteration of Middle English feide, from Anglo-French * faide, of Germanic origin; akin to Old High German fēhida hostility, feud, Old English fāh hostile — more at foe
Date: 15th century
: a mutual enmity or quarrel that is often prolonged or inveterate ; especially : blood feud
• feud intransitive verb
II. noun
Etymology: Medieval Latin feodum, feudum, alteration (probably influenced by Medieval Latin alodum, allodium land not subject to rent or service) of feo, feus, of Germanic origin; akin to Old High German fihu cattle — more at fee
Date: 1614
: fee 1a