scintillate vs winkle

scintillate is not a noun while winkle is a noun.

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

As verbs, scintillate and winkle are synonyms defined as:

Other synonyms of scintillate include twinkle.

scintillate (noun)	winkle (noun)
	edible marine gastropod
	small edible marine snail; steamed in wine or baked

scintillate (verb)	winkle (verb)
be lively or brilliant or exhibit virtuosity	remove or displace from a position
fluoresce momentarily when struck by a charged particle or high-energy photon	gleam or glow intermittently
emit or reflect light in a flickering manner	emit or reflect light in a flickering manner
give off
reflect brightly