gimcrackery vs ornament

gimcrackery and ornament both are nouns.

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

As nouns, ornament is a hypernym of gimcrackery; that is, ornament is a word with a broader meaning than gimcrackery:

Other hypernyms of gimcrackery include decoration, ornamentation.

gimcrackery (noun)	ornament (noun)
ornamental objects of no great value	something used to beautify

gimcrackery (verb)	ornament (verb)
	make more attractive by adding ornament, colour, etc.
	be an ornament to