μεσότοιχος
From LSJ
κατὰ τὸν δεύτερον, φασί, πλοῦν τὰ ἐλάχιστα ληπτέον τῶν κακῶν → we must as second best, as people say, take the least of the evils
English (LSJ)
ὁ,
A party-wall, Milet.7.56 (Didyma), BCH33.452 (Argos): metaph., τὸν τῆς ἡδονῆς καὶ ἀρετῆς μ. διορύττειν Eratosth.Cyren. ap. Ath.7.281d. II as Adj., having a party-wall, οἰκίαι PAmh.2.98.9 (ii/iii A.D.).
German (Pape)
[Seite 140] ὁ, dasselbe, übertr., τὸν τῆς ἡδονῆς καὶ ἀρετῆς μεσότοιχον διορύττειν, Eratosth. bei Ath. VII, 281 d.