sprig vs ornamentation

sprig and ornamentation both are nouns.

Word	Noun	Adjective	Verb	Adverb
sprig	Yes	No	No	No
ornamentation	Yes	No	No	No

As nouns, ornamentation is a hypernym of sprig; that is, ornamentation is a word with a broader meaning than sprig:

Other hypernyms of sprig include decoration, ornament.

sprig (noun)	ornamentation (noun)
an ornament that resembles a spray of leaves or flowers	the act of adding extraneous decorations to something
a small branch or division of a branch (especially a terminal division); usually applied to branches of the current or preceding year	something used to beautify
	the state of being ornamented