Select the most appropriate synonym of the given word.

Restrain

Constrain

The most appropriate synonym of the word "restrain" is constrain.

• Restrain means to hold back or control someone or something.
• Constrain means to restrict or limit someone or something.

The other words do not have the same meaning as "restrain".

• Allow means to permit or give permission to someone to do something.
• Assist means to help or support someone.
• Free means to set someone or something free from restraint or control.