Strong's #2479: chalchalah (pronounced khal-khaw-law')
feminine from the same as 2478; writhing (in childbirth); by implication, terror:--(great, much) pain.
Brown-Driver-Briggs Hebrew Lexicon:
chalchâlâh
1) pain, trembling, terror, writhing, anguish
Part of Speech: noun feminine
Relation: from the same as H2478
Usage:
This word is used 4 times:
Isaiah 21:3: "Therefore are my loins filled with pain: pangs have taken hold upon me, as the pangs"
Ezekiel 30:4: "And the sword shall come upon Egypt, and great pain shall be in Ethiopia, when the slain shall fall"
Ezekiel 30:9: "to make the careless Ethiopians afraid, and great pain shall come upon them, as in the day of Egypt:"
Nahum 2:10: "melteth, and the knees smite together, and much pain is in all loins, and the faces of them all"