band aid vs reparation

band aid and reparation both are nouns.

Word	Noun	Adjective	Verb	Adverb
band aid	Yes	No	No	No
reparation	Yes	No	No	No

As nouns, reparation is a hypernym of band aid; that is, reparation is a word with a broader meaning than band aid:

Other hypernyms of band aid include fix, fixing, fixture, mend, mending, repair.

band aid (noun)	reparation (noun)
hurried repair	something done or paid in expiation of a wrong
	the act of putting something in working order again
	(usually plural) compensation exacted from a defeated nation by the victors
	compensation (given or received) for an insult or injury