let

The allowing of possession of a property etc. in exchange for rent.

To allow to, not to prevent (+ infinitive, but usually without to).

"After he knocked for hours, I decided to let him come in."

To leave.

"Let me alone!"

To allow the release of (a fluid).

"The physicians let about a pint of his blood, but to no avail."

To hinder, prevent, impede, hamper, cumber; to obstruct (someone or something).

To prevent someone from doing something; also to prevent something from happening.

To tarry or delay.