wet-nurse vs nurse

wet-nurse and nurse both are nouns.

Word	Noun	Adjective	Verb	Adverb
wet-nurse	Yes	No	Yes	No
nurse	Yes	No	Yes	No

As nouns, nurse is a hypernym of wet-nurse; that is, nurse is a word with a broader meaning than wet-nurse:

Other hypernyms of wet-nurse include nanny, nursemaid.

As verbs, wet-nurse and nurse are synonyms defined as:

Other synonyms of wet-nurse include breastfeed, give suck, lactate, suck, suckle.

wet-nurse (noun)	nurse (noun)
a woman hired to suckle a child of someone else	one skilled in caring for young children or the sick (usually under the supervision of a physician)
	a woman who is the custodian of children

wet-nurse (verb)	nurse (verb)
give suck to	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