visitation vs tribulation

visitation and tribulation both are nouns.

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

As nouns, visitation and tribulation are synonyms defined as:

visitation and tribulation: an annoying or frustrating or catastrophic event

Other synonyms of visitation include trial.

visitation (noun)	tribulation (noun)
an official visit for inspection or supervision	an annoying or frustrating or catastrophic event
an annoying or frustrating or catastrophic event
any disaster or catastrophe