lyricism

US /ˈlɪr.ə.sɪ.zəm/
UK /ˈlɪr.ə.sɪ.zəm/
1.

tính trữ tình

the beautiful expression of personal thoughts and feelings in writing or music:

:
The harshness of the book's subject is softened by a certain lyricism in the writing.