visitation vs tragedy

visitation and tragedy both are nouns.

Word	Noun	Adjective	Verb	Adverb
visitation	Yes	No	No	No
tragedy	Yes	No	No	No

As nouns, tragedy is a hypernym of visitation; that is, tragedy is a word with a broader meaning than visitation:

Other hypernyms of visitation include calamity, cataclysm, catastrophe, disaster.

visitation (noun)	tragedy (noun)
an official visit for inspection or supervision	drama in which the protagonist is overcome by some superior force or circumstance; excites terror or pity
an annoying or frustrating or catastrophic event	an event resulting in great loss and misfortune
any disaster or catastrophe