mealberry vs bear's grape

mealberry and bear's grape both are nouns.

Word	Noun	Adjective	Verb	Adverb
mealberry	Yes	No	No	No
bear's grape	Yes	No	No	No

As nouns, mealberry and bear's grape are synonyms defined as:

mealberry and bear's grape: evergreen mat-forming shrub of North America and northern Eurasia having small white flowers and red berries; leaves turn red in autumn

mealberry (noun)	bear's grape (noun)
evergreen mat-forming shrub of North America and northern Eurasia having small white flowers and red berries; leaves turn red in autumn	evergreen mat-forming shrub of North America and northern Eurasia having small white flowers and red berries; leaves turn red in autumn