repress, quash, keep down, subdue, subjugate, reduce -- (put down by force or intimidation; "The government quashes any attempt of an uprising"; "China keeps down her dissidents very efficiently"; "The rich landowners subjugated the peasants working the land")
suppress, stamp down, inhibit, subdue, conquer, curb -- (to put down by force or authority; "suppress a nascent uprising"; "stamp down on littering"; "conquer one's desires")
mortify, subdue, crucify -- (hold within limits and control; "subdue one's appetites"; "mortify the flesh")