strawberry vs birthmark

strawberry and birthmark both are nouns.

Word	Noun	Adjective	Verb	Adverb
strawberry	Yes	No	No	No
birthmark	Yes	No	No	No

As nouns, birthmark is a hypernym of strawberry; that is, birthmark is a word with a broader meaning than strawberry:

Other hypernyms of strawberry include nevus.

strawberry (noun)	birthmark (noun)
a soft red birthmark	a blemish on the skin that is formed before birth
sweet fleshy red fruit
any of various low perennial herbs with many runners and bearing white flowers followed by edible fruits having many small achenes scattered on the surface of an enlarged red pulpy berry