suffering vs throe

suffering and throe both are nouns.

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

As nouns, throe is a hyponym of suffering; that is, throe is a word with a more specific, narrower meaning than suffering:

Other hyponyms of suffering include Passion, Passion of Christ.

suffering (noun)	throe (noun)
feelings of mental or physical pain	severe spasm of pain
psychological suffering	hard or painful trouble or struggle
a state of acute pain
misery resulting from affliction

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