zhèng​zhòng HSK7

solemn

郑重 (鄭重) zhèng​zhòng
solemn adjective
serious, solemn, and earnest in attitude or manner, especially when making a declaration or treating a matter with gravity

In the face of everyone's concern, he solemnly made a promise.

Frequency

Movie subtitles
2.62 per million appears in 1% of films
Written text
6.76 per million

Details

HSK 2.0
Level 6
HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT