fealty

Meaning

Noun

• Fidelity to one's lord or master; the feudal obligation by which the tenant or vassal was bound to be faithful to his lord.
• The oath by which this obligation was assumed.

Origin

• From Middle English fealtye, feaute, feawte, feute, fewte, from Anglo-Norman fëalté and Old French fëauté, fëuté, from Latin fidēlitās ("faithfulness"). fidelity.