wetnurse vs nurse

wetnurse and nurse both are nouns.

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

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

Other hypernyms of wetnurse include nanny, nursemaid.

wetnurse (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

wetnurse (verb)	nurse (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