Subjugate

Sub"ju*gate (?), v. t. [imp. & p. p. Subjugated (?); p. pr. & vb. n. Subjugating.] [L. subjugatus, p. p. of subjugare to subjugate; sub under + jugum a yoke. See Yoke.] To subdue, and bring under the yoke of power or dominion; to conquer by force, and compel to submit to the government or absolute control of another; to vanquish.

He subjugated a king, and called him his "vassal."
Baker.

Syn. -- To conquer; subdue; overcome. See Conquer.