cheddar vs Armerican cheddar

cheddar and Armerican cheddar both are nouns.

Word	Noun	Adjective	Verb	Adverb
cheddar	Yes	No	No	No
Armerican cheddar	Yes	No	No	No

As nouns, cheddar and Armerican cheddar are synonyms defined as:

cheddar and Armerican cheddar: hard smooth-textured cheese; originally made in Cheddar in southwestern England

Other synonyms of cheddar include American cheese, cheddar cheese.

cheddar (noun)	Armerican cheddar (noun)
hard smooth-textured cheese; originally made in Cheddar in southwestern England	hard smooth-textured cheese; originally made in Cheddar in southwestern England