灰汁

huīzhī

lixivium; (chemistry) lye

Wiktionary

Entry Composition

1 灰 huī
  1. ash
  2. dust
  3. lime
  4. gray
  5. discouraged; dejected
=2 汁 zhī juice
=2 汁 shí only used in 汁方 (Shífāng)