sexual activity vs nurse

sexual activity and nurse both are nouns.

Word	Noun	Adjective	Verb	Adverb
sexual activity	Yes	No	No	No
nurse	Yes	No	Yes	No

sexual activity (noun)	nurse (noun)
activities associated with sexual intercourse	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

sexual activity (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