filagree vs fillagree

filagree and fillagree both are nouns.

Word	Noun	Adjective	Verb	Adverb
filagree	Yes	No	No	No
fillagree	Yes	No	No	No

As nouns, filagree and fillagree are synonyms defined as:

filagree and fillagree: delicate and intricate ornamentation (usually in gold or silver or other fine twisted wire)

Other synonyms of filagree include filigree.

filagree (noun)	fillagree (noun)
delicate and intricate ornamentation (usually in gold or silver or other fine twisted wire)	delicate and intricate ornamentation (usually in gold or silver or other fine twisted wire)