excruciation vs suffering

excruciation and suffering both are nouns.

Word	Noun	Adjective	Verb	Adverb
excruciation	Yes	No	No	No
suffering	Yes	Yes	No	No

As nouns, excruciation and suffering are synonyms defined as:

Other synonyms of excruciation include agony.

excruciation (noun)	suffering (noun)
the infliction of extremely painful punishment or suffering	feelings of mental or physical pain
a state of acute pain	psychological suffering
	a state of acute pain
	misery resulting from affliction

excruciation (adjective)	suffering (adjective)
	troubled by pain or loss
	very unhappy; full of misery