壅蔽

yōngbì
  1. (literary) to cover
  2. to conceal
  3. to hide from view

CEDICT

literary

Entry Composition

1 壅 yōng
  1. to obstruct
  2. to stop up
  3. to heap soil around the roots of a plant
2 蔽 bì
  1. to cover
  2. to shield
  3. to screen
  4. to conceal