nurse vs mammy

nurse and mammy both are nouns.

Word	Noun	Adjective	Verb	Adverb
nurse	Yes	No	Yes	No
mammy	Yes	No	No	No

As nouns, mammy is a hyponym of nurse; that is, mammy is a word with a more specific, narrower meaning than nurse:

Other hyponyms of nurse include dry nurse, amah, wet-nurse, wet nurse, wetnurse.

nurse (noun)	mammy (noun)
one skilled in caring for young children or the sick (usually under the supervision of a physician)	informal terms for a mother
a woman who is the custodian of children	an offensive term for a Black nursemaid in the southern U.S.

nurse (verb)	mammy (verb)
try to cure by special care of treatment, of an illness or injury
give suck to
maintain (a theory, thoughts, or feelings)
serve as a nurse; care for sick or handicapped people
treat carefully