fēng​gǔ

vigorous style

风骨 (風骨) fēng​gǔ
vigorous style noun
a forceful and energetic style in calligraphy, art, or literature
fortitude noun
strength of character or moral integrity

Frequency

Movie subtitles
0.030 per million appears in 0% of films
Written text
0.811 per million

Sources

Definitions
CC-CEDICT