ornament vs beautify

ornament is a noun but beautify is not a noun.

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

As verbs, ornament and beautify are synonyms defined as:

ornament and beautify: make more attractive by adding ornament, colour, etc.

Other synonyms of ornament include adorn, decorate, embellish, grace.

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

Other hypernyms of ornament include adorn, deck, decorate, embellish, grace.

ornament (noun)	beautify (noun)
something used to beautify

ornament (verb)	beautify (verb)
make more attractive by adding ornament, colour, etc.	make more beautiful
be an ornament to	make more attractive by adding ornament, colour, etc.
	be beautiful to look at