egg vs eggshell

egg and eggshell both are nouns.

Word	Noun	Adjective	Verb	Adverb
egg	Yes	No	Yes	No
eggshell	Yes	No	No	No

egg (noun)	eggshell (noun)
animal reproductive body consisting of an ovum or embryo together with nutritive and protective envelopes; especially the thin-shelled reproductive body laid by e.g. female birds	the exterior covering of a bird's egg
one of the two male reproductive glands that produce spermatozoa and secrete androgens
oval reproductive body of a fowl (especially a hen) used as food

egg (verb)	eggshell (verb)
coat with beaten egg
throw eggs at