hog cranberry vs bear's grape

hog cranberry and bear's grape both are nouns.

Word	Noun	Adjective	Verb	Adverb
hog cranberry	Yes	No	No	No
bear's grape	Yes	No	No	No

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

hog cranberry 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

hog cranberry (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