追溯
zhuīsù
to trace back; to date back
Every meaning
zhuīsù
- to trace back; to date back
- (law) retroactive
Its characters
- 追zhuīto chase; to pursue
- 溯sùto go upstream
Words with 追
Meanings are from Mandarin The Wild’s own dictionary. Levels follow the official HSK word list (the exam’s 2025 syllabus, levels 7–9 shown together).