woo vs romance

woo is not a noun while romance is a noun.

Word	Noun	Adjective	Verb	Adverb
woo	No	No	Yes	No
romance	Yes	No	Yes	No

As verbs, woo and romance are synonyms defined as:

Other synonyms of woo include court, solicit.

woo (noun)	romance (noun)
	an exciting and mysterious quality (as of a heroic time or adventure)
	a novel dealing with idealized events remote from everyday life
	a story dealing with love
	a relationship between two lovers

woo (verb)	romance (verb)
make amorous advances towards	tell romantic or exaggerated lies
seek someone's favor	talk or behave amorously, without serious intentions
	have a love affair with
	make amorous advances towards