deck vs ornament

deck and ornament both are nouns.

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

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

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

As verbs, ornament is a hyponym of deck; that is, ornament is a word with a more specific, narrower meaning than deck:

deck (noun)	ornament (noun)
any of various platforms built into a vessel	something used to beautify
street name for a packet of illegal drugs
a porch that resembles the deck on a ship
a pack of 52 playing cards

deck (verb)	ornament (verb)
knock down with force	make more attractive by adding ornament, colour, etc.
decorate	be an ornament to
be beautiful to look at