# his mouth

Here "mouth" represents what a person says. Alternate translation: "what he says" (See: [[rc://en/ta/man/translate/figs-metonymy]])

# opens wide his lips

Opening the lips represents speaking, and opening them wide represents speaking too often or too much. Alternate translation: "speaks a lot" or "talks too much" (See: [[rc://en/ta/man/translate/figs-metaphor]])