paint the lily vs ornament

paint the lily is not a noun while ornament is a noun.

Word	Noun	Adjective	Verb	Adverb
paint the lily	No	No	Yes	No
ornament	Yes	No	Yes	No

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

Other hypernyms of paint the lily include adorn, beautify, decorate, embellish, grace.

paint the lily (noun)	ornament (noun)
	something used to beautify

paint the lily (verb)	ornament (verb)
make unnecessary additions to what is already complete	make more attractive by adding ornament, colour, etc.
adorn unnecessarily (something that is already beautiful)	be an ornament to