zuǐ​liǎn

features

嘴脸 (嘴臉) zuǐ​liǎn
features noun
physical facial features (typically used derogatorily)

His bloated and aggressive-looking face was frightening to look at.

look noun
appearance or countenance, especially one revealing an unpleasant attitude or true character

Everyone had long ago seen through his ugly true colors.

Frequency

Movie subtitles
1.49 per million appears in 1% of films
Written text
2.25 per million

Sources

Definitions
CC-CEDICT