banshie vs banshee

banshie and banshee both are nouns.

Word	Noun	Adjective	Verb	Adverb
banshie	Yes	No	No	No
banshee	Yes	No	No	No

As nouns, banshie and banshee are synonyms defined as:

banshie and banshee: (Irish folklore) a female spirit who wails to warn of impending death

banshie (noun)	banshee (noun)
(Irish folklore) a female spirit who wails to warn of impending death	(Irish folklore) a female spirit who wails to warn of impending death