Doesn’t let a peep out of Crossword Clue

 The answer to the crossword clue "Doesn't let a peep out of" is CLOSE-MOUTHED. It is an adjective that means not talking much or not revealing information.

A close-mouthed person is someone who is not talkative or who does not reveal information easily. They may be secretive or discreet, or they may simply be shy or introverted.

Other words that can be used to answer the crossword clue "Doesn't let a peep out of" include:

SECRETIVE

DISCREET

RESERVED

TIGHT-LIPPED

MUMBLER

MUTE

SILENT

TACTFUL

DISCERNING

CAUTIOUS

The specific answer to the crossword clue will depend on the specific puzzle, but close-mouthed is a common answer.

I hope this helps!