WordNet sense 1 (put down by force or intimidation):

quash, reduce, repress, subjugate, repress, keep down

WordNet sense 2 (hold within limits and control):

mortify, cricify

WordNet sense 3 (get on top of; deal with successfully):

master, overcome, surmount, get over

WordNet sense 4 (make subordinate, dependent, or subservient):

subordinate

WordNet sense 5 (to put down by force or authority):

conquer, curb, inhibit, suppress, stamp down

WordNet sense 6 (correct by punishment or discipline):

chasten, tame