bone vs ground substance

bone and ground substance both are nouns.

Word	Noun	Adjective	Verb	Adverb
bone	Yes	Yes	Yes	No
ground substance	Yes	No	No	No

bone (noun)	ground substance (noun)
a shade of white the color of bleached bones	the body substance in which tissue cells are embedded
rigid connective tissue that makes up the skeleton of vertebrates	the clear nongranular portion of the cytoplasm of a cell
the porous calcified substance from which bones are made

bone (adjective)	ground substance (adjective)
consisting of or made up of bone

bone (verb)	ground substance (verb)
remove the bones from
study intensively, as before an exam