crusts
crusts
verb
Forms a hard, dry outer layer or covering on something.
"The mud crusts over quickly in the sun."
noun
Hard, dry outer layers of bread, pies, or other food items.
"The children left their bread crusts on the plate."
Thesaurus
Synonyms: Earth's crust, encrustation, incrustation, insolence, impertinence, impudence, gall, freshness, cheekiness