δοκοθήκη
From LSJ
βορβόρῳ δ' ὕδωρ λαμπρὸν μιαίνων οὔποθ' εὑρήσεις ποτόν → once limpid waters are stained with mud, you'll never find a drink
English (LSJ)
ἡ,
A stone with hole for insertion of roof-beam, IG11(2).161A55 (Delos, iii B. C.). δοκόν, τό, = δοκός, PLond.3.1259.13 (iv A. D.). δοκοποιός, tignarius, Gloss.