口くちに出だす

expression, godan verb (-su)

say out loud; put into words; express orally

Used when someone vocalizes a thought, feeling, or word that might otherwise remain unspoken. Often implies that the content was previously internal or unexpressed.

• 思おもっていることを口くちに出だして言いってみてください。

  Please try saying what you're thinking out loud.

• 彼かれは怒いかりを口くちに出ださなかった。

  He didn't put his anger into words.