woman of the street vs fancy woman

woman of the street and fancy woman both are nouns.

Word	Noun	Adjective	Verb	Adverb
woman of the street	Yes	No	No	No
fancy woman	Yes	No	No	No

As nouns, woman of the street and fancy woman are synonyms defined as:

woman of the street and fancy woman: a woman who engages in sexual intercourse for money

Other synonyms of woman of the street include bawd, cocotte, cyprian, harlot, lady of pleasure, prostitute, sporting lady, tart, whore, working girl.

woman of the street (noun)	fancy woman (noun)
a woman who engages in sexual intercourse for money	an adulterous woman; a woman who has an ongoing extramarital sexual relationship with a man
	a woman who engages in sexual intercourse for money