luxuriate vs flourish

luxuriate is not a noun while flourish is a noun.

Word	Noun	Adjective	Verb	Adverb
luxuriate	No	No	Yes	No
flourish	Yes	No	Yes	No

As verbs, flourish is a hypernym of luxuriate; that is, flourish is a word with a broader meaning than luxuriate:

Other hypernyms of luxuriate include boom, expand, thrive.

luxuriate (noun)	flourish (noun)
	the act of waving
	a display of ornamental speech or language
	a showy gesture
	(music) a short lively tune played on brass instruments
	an ornamental embellishment in writing

luxuriate (verb)	flourish (verb)
thrive profusely or flourish extensively	grow vigorously
become extravagant; indulge (oneself) luxuriously	move or swing back and forth
enjoy to excess	make steady progress; be at the high point in one's career or reach a high point in historical significance or importance