nurse vs dry nurse

nurse and dry nurse both are nouns.

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

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

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

nurse (noun)	dry nurse (noun)
one skilled in caring for young children or the sick (usually under the supervision of a physician)	a nurse who cares for but does not suckle an infant
a woman who is the custodian of children

nurse (verb)	dry 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