curb

Synonyms: barrier border brake bridle chain control deterrent edge harness hindrance ledge limitation lip rein restrainer restraint restriction rim

Antonyms: encouragement opening

Synonyms: abstain bit bottle up box in bridle bring to screeching halt check clog constrain contain control cook cool down cool off deny entrammel fetter hamper hinder hobble hog-tie hold back hold down hold in ice impede inhibit keep lid on keep tight rein on leash manacle moderate muzzle refrain rein in restrain retard scrub send up shackle subdue suppress tame tie tie up withhold

Antonyms: aid assist encourage foster help