lithosphere vs crust

lithosphere and crust both are nouns.

Word	Noun	Adjective	Verb	Adverb
lithosphere	Yes	No	No	No
crust	Yes	No	Yes	No

lithosphere (noun)	crust (noun)
the solid part of the earth consisting of the crust and outer mantle	the trait of being rude and impertinent; inclined to take liberties
	the outer layer of the Earth
	a hard outer layer that covers something

lithosphere (verb)	crust (verb)
	form a crust or form into a crust