Nouns

(n)agony, suffering, excruciationa state of acute pain
(n)suffering, woemisery resulting from affliction
(n)distress, hurt, sufferingpsychological suffering“the death of his wife caused him great distress”
(n)suffering, hurtfeelings of mental or physical pain

Adjectives

(s)sufferingtroubled by pain or loss“suffering refugees”
(s)miserable, suffering, wretchedvery unhappy; full of misery“he felt depressed and miserable”, “a message of hope for suffering humanity”, “wretched prisoners huddled in stinking cages”