G4192–πόνος–ponos

For I bear him record, that he hath a great zeal for you, and them that are in Laodicea, and them in Hierapolis.

πόνον ponon “labour”

And the fifth angel poured out his vial upon the seat of the beast; and his kingdom was full of darkness; and they gnawed their tongues for pain,

πόνου ponou “distress”

And blasphemed the God of heaven because of their pains and their sores, and repented not of their deeds.

πόνων ponōn “distresses”

And God shall wipe away all tears from their eyes; and there shall be no more death, neither sorrow, nor crying, neither shall there be any more pain: for the former things are passed away.

πόνος ponos “pain”