· compel to behave in a certain way; "Social relations impose courtesy"; "duty constrains one to act often contrary to one's desires or inclinations"

Synonym(s): enforce, impose

Hypernym(s): compel, oblige, obligate

· to close within bounds, or otherwise limit or deprive of free movement; "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"; "The terrorists held the journalists for ransom"

Synonym(s): restrain, confine, hold

Hypernym(s): disable, disenable, incapacitate

· severely restrict in scope or extent; "tighten the rules"; "stiffen the regulations"

Synonym(s): stiffen, tighten, tighten_up

Hypernym(s): restrict, trammel, limit, bound, confine, throttle