fillet vs ornament

fillet and ornament both are nouns.

Word	Noun	Adjective	Verb	Adverb
fillet	Yes	No	Yes	No
ornament	Yes	No	Yes	No

As verbs, ornament is a hypernym of fillet; that is, ornament is a word with a broader meaning than fillet:

Other hypernyms of fillet include adorn, beautify, decorate, embellish, grace.

fillet (noun)	ornament (noun)
a narrow headband or strip of ribbon worn as a headband	something used to beautify
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)	ornament (verb)
cut into filets	make more attractive by adding ornament, colour, etc.
decorate with a lace of geometric designs	be an ornament to