coactarius
From LSJ
βορβόρῳ δ' ὕδωρ λαμπρὸν μιαίνων οὔποθ' εὑρήσεις ποτόν → once limpid waters are stained with mud, you'll never find a drink
Latin > English
coactarius coactari(i) N M :: maker of felt
Latin > German (Georges)
coāctārius, ī, m. = coactiliarius, Corp. inscr. Lat. 10, 1916.
Latin > French (Gaffiot 2016)
cŏāctārĭus, ĭī, m., fabricant de feutre : CIL 10, 1916.