filling vs dental medicine

filling and dental medicine both are nouns.

Word	Noun	Adjective	Verb	Adverb
filling	Yes	No	No	No
dental medicine	Yes	No	No	No

filling (noun)	dental medicine (noun)
the act of filling something	the branch of medicine dealing with the anatomy and development and diseases of the teeth
the yarn woven across the warp yarn in weaving
(dentistry) a dental appliance consisting of any of various substances (as metal or plastic) inserted into a prepared cavity in a tooth
a food mixture used to fill pastry or sandwiches etc.
flow into something (as a container)
any material that fills a space or container