lady friend vs girlfriend

lady friend and girlfriend both are nouns.

Word	Noun	Adjective	Verb	Adverb
lady friend	Yes	No	No	No
girlfriend	Yes	No	No	No

As nouns, lady friend and girlfriend are synonyms defined as:

lady friend and girlfriend: a girl or young woman with whom a man is romantically involved

Other synonyms of lady friend include girl.

lady friend (noun)	girlfriend (noun)
a girl or young woman with whom a man is romantically involved	a girl or young woman with whom a man is romantically involved
	any female friend