mumma vs female parent

mumma and female parent both are nouns.

Word	Noun	Adjective	Verb	Adverb
mumma	Yes	No	No	No
female parent	Yes	No	No	No

As nouns, female parent is a hypernym of mumma; that is, female parent is a word with a broader meaning than mumma:

mumma: informal terms for a mother
female parent: a woman who has given birth to a child (also used as a term of address to your mother)

Other hypernyms of mumma include mother.

mumma (noun)	female parent (noun)
informal terms for a mother	a woman who has given birth to a child (also used as a term of address to your mother)