Corylus avellana grandis vs cobnut

Corylus avellana grandis and cobnut both are nouns.

Word	Noun	Adjective	Verb	Adverb
Corylus avellana grandis	Yes	No	No	No
cobnut	Yes	No	No	No

As nouns, Corylus avellana grandis and cobnut are synonyms defined as:

Corylus avellana grandis and cobnut: small nut-bearing tree much grown in Europe

Other synonyms of Corylus avellana grandis include Corylus avellana, filbert.

Corylus avellana grandis (noun)	cobnut (noun)
small nut-bearing tree much grown in Europe	nut of any of several trees of the genus Corylus
	small nut-bearing tree much grown in Europe