Strong's #4192: ponos (pronounced pon'-os)
from the base of 3993; toil, i.e. (by implication) anguish:--pain.
Thayer's Greek Lexicon:
́
ponos
1) great trouble, intense desire
2) pain
Part of Speech: noun masculine
Relation: from the base of G3993
Usage:
This word is used 3 times:
Revelation 16:10: "their tongues for pain,"
Revelation 16:11: "of heaven because of their pains and their sores,"
Revelation 21:4: "neither shall there be any more pain: for the former things"