entertain vs nurse

entertain is not a noun while nurse is a noun.

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

As verbs, entertain and nurse are synonyms defined as:

Other synonyms of entertain include bear, harbor, harbour, hold.

entertain (noun)	nurse (noun)
	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

entertain (verb)	nurse (verb)
take into consideration, have in view	try to cure by special care of treatment, of an illness or injury
maintain (a theory, thoughts, or feelings)	give suck to
provide entertainment for	maintain (a theory, thoughts, or feelings)
	serve as a nurse; care for sick or handicapped people
	treat carefully