CRUST
Definition
- verb form a crust or form into a crust.
- noun the outer layer of the Earth. — synonyms: Earth's_crust
- noun a hard outer layer that covers something. — synonyms: incrustation, encrustation
- noun the trait of being rude and impertinent. — synonyms: gall, impertinence, impudence, insolence, cheekiness, freshness