daughter vs girl

daughter and girl both are nouns.

Word	Noun	Adjective	Verb	Adverb
daughter	Yes	No	No	No
girl	Yes	No	No	No

As nouns, daughter and girl are synonyms defined as:

daughter (noun)	girl (noun)
a female human offspring	a young female
	a girl or young woman with whom a man is romantically involved
	a youthful female person
	a friendly informal reference to a grown woman
	a female human offspring