"restrains" in the verb sense
1. restrain, confine, hold, constrain
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"
2. restrain, encumber, cumber
restrict (someone or something) so as to make free movement difficult
3. restrain
prevent (someone or something) from doing something
"security guards restrained the reporter from throwing another shoe"
4. 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"
Source: WordNet® (An amazing lexical database of English)
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