trial vs tribulation

trial and tribulation both are nouns.

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

As nouns, trial and tribulation are synonyms defined as:

Other synonyms of trial include visitation.

trial (noun)	tribulation (noun)
the act of testing something	an annoying or frustrating or catastrophic event
(law) the determination of a person's innocence or guilt by due process of law
the act of undergoing testing
trying something to find out about it
an annoying or frustrating or catastrophic event
(sports) a preliminary competition to determine qualifications