woolen vs woollen

woolen and woollen both are nouns.

Word	Noun	Adjective	Verb	Adverb
woolen	Yes	Yes	No	No
woollen	Yes	Yes	No	No

As adjectives, woolen and woollen are synonyms defined as:

As nouns, woolen and woollen are synonyms defined as:

Other synonyms of woolen include wool.

woolen (noun)	woollen (noun)
a fabric made from the hair of sheep	a fabric made from the hair of sheep

woolen (adjective)	woollen (adjective)
of or related to or made of wool	of or related to or made of wool