rhapsodise vs rhapsody

rhapsodise is not a noun while rhapsody is a noun.

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

rhapsodise (noun)	rhapsody (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

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