渣
zhā
dregs; residue; crumbs; bits
Every meaning
zhā
- (slang) lousy; scummy (esp. a cheating partner)
- crumbs; bits
- dregs; residue
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).