scintilla vs smidgen

scintilla and smidgen both are nouns.

Word	Noun	Adjective	Verb	Adverb
scintilla	Yes	No	No	No
smidgen	Yes	No	No	No

As nouns, scintilla and smidgen are synonyms defined as:

Other synonyms of scintilla include iota, shred, smidge, smidgeon, smidgin, tittle, whit.

scintilla (noun)	smidgen (noun)
a sparkling glittering particle	a tiny or scarcely detectable amount
a tiny or scarcely detectable amount