mouth
US /maʊθ/
UK /maʊθ/

1.
bouche
the opening in the lower part of the human face, surrounded by the lips, through which food is taken in and from which speech and other sounds are emitted
:
•
He opened his mouth to speak.
Il ouvrit sa bouche pour parler.
•
She put a spoonful of soup into the baby's mouth.
Elle mit une cuillerée de soupe dans la bouche du bébé.
1.
prononcer, articuler
to speak or utter (something) especially in a pompous or insincere way
:
•
He just mouthed platitudes without any real conviction.
Il n'a fait que prononcer des platitudes sans aucune conviction réelle.
•
Don't just mouth the words; understand their meaning.
Ne te contente pas de prononcer les mots ; comprends leur sens.