nursing aide vs aide

nursing aide and aide both are nouns.

Word	Noun	Adjective	Verb	Adverb
nursing aide	Yes	No	No	No
aide	Yes	No	No	No

As nouns, aide is a hypernym of nursing aide; that is, aide is a word with a broader meaning than nursing aide:

nursing aide: someone who assists a nurse in tasks that require little formal training
aide: someone who acts as assistant

Other hypernyms of nursing aide include auxiliary.

nursing aide (noun)	aide (noun)
someone who assists a nurse in tasks that require little formal training	someone who acts as assistant
	an officer who acts as military assistant to a more senior officer