(transitive) To not disturb or meddle with; to leave (someone or something) alone (see let it be).

Used to form the cohortative of verbs, equivalent of the first-person plural imperative in some other languages.

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

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

An obstacle or hindrance. / (tennis) The hindrance caused by the net during serve, only if the ball falls legally.

A diminutive suffix; for example: / Piece; as in a suit of armor; for example:

Used other than figuratively or idiomatically: see let, on. / (idiomatic) to reveal or indicate, especially unintentionally or against one's wishes

(transitive) To let someone or something come in; to admit someone or something in. / To divulge one's inner thoughts to (someone), making oneself emotionally vulnerable to them; to open up to (someone).

(ditransitive) To disclose information to someone; to tell somebody a secret or share privileged information.

(idiomatic) To leave something to follow its natural course.