rhapsody vs rhapsodize

rhapsody is a noun but rhapsodize is not a noun.

Word	Noun	Adjective	Verb	Adverb
rhapsody	Yes	No	No	No
rhapsodize	No	No	Yes	No

rhapsody (noun)	rhapsodize (noun)
(in ancient Greece) an epic poem adapted for recitation
(music) a free instrumental composition in one extended movement; typically emotional or exuberant in character
an enthusiastic expression of emotion

rhapsody (verb)	rhapsodize (verb)
	say (something) with great enthusiasm
	recite a rhapsody