Vassal
A vassal, in European medieval feudalism terminology, is one who through a commendation ceremony (composed of homage and fealty) enters into mutual obligations with a lord, usually military conscription and mutual protection, in exchange for a fief.
A bondman; one who holds land of a superior, and who vows fidelity and homage to him; a feudatory; a feudal tenant. --Burrill.
A subject or servant; one who is dependent upon or enslaved to another.
"The vassals of his anger."--Milton.
Resembling a slave or subordinate
"The sun and every vassal star." --Keble.
One who is subject to the command of his Lord or superior .
Types of vassal:
See also