χωστέον
From LSJ
πενία μόνα τὰς τέχνας ἐγείρει → poverty alone promotes skilled work, necessity is the mother of invention, necessity is the mother of all invention, poverty is the mother of invention, out of necessity comes invention, out of necessity came invention, frugality is the mother of invention
English (LSJ)
A one must fill up, τὴν φάραγγα Arr.An.4.21.2; one must pile up, λουτῆρα Gp.14.6.4.
Greek (Liddell-Scott)
χωστέον: ῥημ. ἐπίθ., πρέπει τις νὰ γεμίσῃ διὰ χώματος, νὰ πληρώσῃ, τὴν φάραγγα Ἀρρ. Ἀνάβ., 4. 21, 2·