(historical) The grantee of a fief, feud, or fee; one who keeps land of a superior, and who vows fidelity and homage to him, normally a lord of a manor; a feudatory; a feudal tenant. / A subordinate

Resembling a vassal; slavish; servile.

(transitive) To treat as a vassal or to reduce to the position of a vassal; to subject to control; to enslave. / (transitive) To subordinate to someone or something.

plural of vassal

The state of being a vassal.

of or pertaining to vassals

State of being a vassal; vassalage.

plural of vassalage

plural of vassaldom

plural of vassalry