nanny vs wet-nurse

nanny and wet-nurse both are nouns.

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

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

Other hyponyms of nanny include dry nurse, mammy, amah, wet nurse, wetnurse.

nanny (noun)	wet-nurse (noun)
female goat	a woman hired to suckle a child of someone else
a woman who is the custodian of children

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