S: (n) bridle, check, curb (the act of restraining power or action or limiting excess) "his common sense is a bridle to his quick temper"
Verb
S: (v) control, hold in, hold, contain, check, curb, moderate (lessen the intensity of; temper; hold in restraint; hold or keep within limits) "moderate your alcohol intake"; "hold your tongue"; "hold your temper"; "control your anger"
S: (v) restrain, keep, keep back, hold back (prevent the action or expression of) "hold back your anger"; "keep your cool"; "she struggled to restrain her impatience at the delays"
S: (v) hold (keep from exhaling or expelling) "hold your breath"
S: (v) swallow (keep from expressing) "I swallowed my anger and kept quiet"
S: (v) confine (prevent from leaving or from being removed)
S: (v) control, hold in, hold, contain, check, curb, moderate (lessen the intensity of; temper; hold in restraint; hold or keep within limits) "moderate your alcohol intake"; "hold your tongue"; "hold your temper"; "control your anger"