restrains

1. keep under control; keep in checkExamples: "suppress a smile"; "Keep your temper"; "keep your cool"Synonyms: hold back, keep, keep back, restrain

2. place limits on (extent or access)Examples: "restrict the use of this parking lot"; "limit the time you can spend with your friends"Synonyms: bound, confine, limit, restrain, restrict, throttle, trammel

3. to close within bounds, limit or hold back from movementExamples: "This holds the local until the express passengers change trains"; "About a dozen animals were held inside the stockade"; "The illegal immigrants were held at a detention center"Synonyms: confine, hold, restrain

4. hold backSynonyms: constrain, cumber, encumber, restrain

5. to compel or deter by or as if by threatsSynonyms: intimidate, restrain