mossycup oak vs burr oak

mossycup oak and burr oak both are nouns.

Word	Noun	Adjective	Verb	Adverb
mossycup oak	Yes	No	No	No
burr oak	Yes	No	No	No

As nouns, mossycup oak and burr oak are synonyms defined as:

mossycup oak and burr oak: medium to large deciduous oak of central and eastern North America with ovoid acorns deeply immersed in large fringed cups; yields tough close-grained wood

Other synonyms of mossycup oak include bur oak, mossy-cup oak, Quercus macrocarpa.

mossycup oak (noun)	burr oak (noun)
medium to large deciduous oak of central and eastern North America with ovoid acorns deeply immersed in large fringed cups; yields tough close-grained wood	medium to large deciduous oak of central and eastern North America with ovoid acorns deeply immersed in large fringed cups; yields tough close-grained wood