zuǐ​lǐ

mouth

嘴里 (嘴裡) zuǐ​lǐ
mouth noun
the physical interior of the oral cavity; inside the mouth

He has a piece of candy in his mouth.

speech noun
what one says; one's words or manner of speaking

Don't listen to the nonsense he's talking.

Frequency

Movie subtitles
26.2 per million appears in 12% of films

Sources

Definitions
CC-CEDICT
Frequency data
SUBTLEX-CH