Extended Strong's Greek Lexicon (Abbott-Smith based)
toil
Usage: μόχθος, -ου, ὁ (= Hom. μόγος), in cl. chiefly poët., [in LXX for תְּלָאָה, עָמָל, etc. ;] toil, labour, hardship, distress: 2Co.11:27, 1Th.2:9, 2Th.3:8.† SYN.: κόπος (which see), πόνος (AS)