Delilah vs femme fatale

Delilah and femme fatale both are nouns.

Word	Noun	Adjective	Verb	Adverb
Delilah	Yes	No	No	No
femme fatale	Yes	No	No	No

As nouns, Delilah and femme fatale are synonyms defined as:

Delilah and femme fatale: a woman who is considered to be dangerously seductive

Other synonyms of Delilah include enchantress, siren, temptress.

Delilah (noun)	femme fatale (noun)
(Old Testament) the Philistine mistress of Samson who betrayed him by cutting off his hair and so deprived him of his strength	a woman who is considered to be dangerously seductive
a woman who is considered to be dangerously seductive