A female required to perform sexual acts, a sex slave.
A female slave.
Any direct subordinate bound by such vows to a superior.
The grantee of a fief, a subordinate granted use of a superior's land and its income in exchange for vows of fidelity and homage and (typically) military service.
Any subordinate bound by similar close ties.
Resembling a vassal; slavish; servile.
To treat as a vassal or to reduce to the position of a vassal; to subject to control; to enslave.
To subordinate to someone or something.