scintillate vs fluoresce

scintillate and fluoresce both are verbs.

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

As verbs, fluoresce is a hypernym of scintillate; that is, fluoresce is a word with a broader meaning than scintillate:

scintillate: fluoresce momentarily when struck by a charged particle or high-energy photon
fluoresce: exhibit or undergo fluorescence

scintillate (verb)	fluoresce (verb)
be lively or brilliant or exhibit virtuosity	exhibit or undergo fluorescence
fluoresce momentarily when struck by a charged particle or high-energy photon
emit or reflect light in a flickering manner
give off
reflect brightly