Embouchure
Part of speech: noun
Definition: The shape of the mouth and lips when playing a wind instrument.
Mouthpiece
Part of speech: noun
Definition: A part of any device that functions in or near the mouth, especially of a telephone or musical instrumentA spokesman who speaks on behalf of someone elseA lawyer for the defense
Example sentence: Some people be game-goofy and words don't sound right coming out of their mouthpiece. But whenever E-40 says something it's just solidified.