restrain

Synonyms: arrest bind bottle up box up bridle chain check choke back circumscribe confine constrain contain control cool cork crack down curb curtail debar delimit detain deter direct fetter gag govern guide hamper handicap harness hem in hinder hogtie hold impound imprison inhibit jail keep keep down keep in line kill limit lock up manacle muzzle pinion prevent proscribe pull back repress restrict sit on stay subdue suppress tie down tie up

Antonyms: free liberate release