fillet vs fish filet

fillet and fish filet both are nouns.

Word	Noun	Adjective	Verb	Adverb
fillet	Yes	No	Yes	No
fish filet	Yes	No	No	No

As nouns, fillet and fish filet are synonyms defined as:

Other synonyms of fillet include filet, fish fillet.

fillet (noun)	fish filet (noun)
a narrow headband or strip of ribbon worn as a headband	a longitudinal slice or boned side of a fish
fastener consisting of a narrow strip of welded metal used to join steel members
lace having a square mesh
a bundle of sensory nerve fibers going to the thalamus
a boneless steak cut from the tenderloin of beef
a longitudinal slice or boned side of a fish

fillet (verb)	fish filet (verb)
cut into filets
decorate with a lace of geometric designs