bone cell vs osteoclast

bone cell and osteoclast both are nouns.

Word	Noun	Adjective	Verb	Adverb
bone cell	Yes	No	No	No
osteoclast	Yes	No	No	No

As nouns, osteoclast is a hyponym of bone cell; that is, osteoclast is a word with a more specific, narrower meaning than bone cell:

bone cell: a cell that is part of a bone
osteoclast: cell that functions in the breakdown and resorption of bone tissue

Other hyponyms of bone cell include megakaryocyte, osteocyte.

bone cell (noun)	osteoclast (noun)
a cell that is part of a bone	cell that functions in the breakdown and resorption of bone tissue