restricts
v.v. to put a limit on someone or something. You use this when you want to say that someone is not allowed to do everything they want.
v. to place a limit on the size, amount, or range of something; to keep someone or something within certain boundaries. Third-person singular present form of 'restrict'.
The new law restricts how much water people can use.
The narrow bridge restricts the flow of traffic to a single lane during rush hour.
The university's strict privacy policy restricts the amount of student data that researchers can access without explicit written consent from the administration.
The verb is transitive and requires a direct object. Often used in the passive voice ('is restricted to').
The law restricts from smoking.The law restricts smoking.Restrict is a transitive verb and takes a direct object; it does not use 'from' like the verb 'prevent' does.