fluorescent vs fluoresce

fluorescent is a noun but fluoresce is not a noun.

Word	Noun	Adjective	Verb	Adverb
fluorescent	Yes	Yes	No	No
fluoresce	No	No	Yes	No

fluorescent (noun)	fluoresce (noun)
a lighting fixture that uses a fluorescent lamp

fluorescent (adjective)	fluoresce (adjective)
brilliantly colored and apparently giving off light
emitting light during exposure to radiation from an external source

fluorescent (verb)	fluoresce (verb)
	exhibit or undergo fluorescence