κόπωσις
From LSJ
ὕπνος δεινὸν ἀνθρώποις κακόν → sleep is a terrible evil for humans (Menander, Sententiae monostichoi 1.523)
English (LSJ)
εως, ἡ, A weariness, σαρκός LXX Ec.12.12.
German (Pape)
[Seite 1484] ἡ, Ermüdung, Ermattung, LXX.
Greek (Liddell-Scott)
κόπωσις: -εως, ἡ, καταπόνησις, σαρκὸς Ἑβδ. (Ἐκκλ. ΙΒ΄, 12).