ἄργιλλα
From LSJ
ἑτέρως ἠδύνατο βέλτιον ἢ ὡς νῦν ἔχει κατεσκευάσθαι → otherwise they could have been constructed better than they are now (Galen, On the use of parts of the body 4.143.1 Kühn)
English (LSJ)
or ἄργῑλα, ἡ,
A underground dwelling, so called in Magna Graecia, Ephor.45, Eust.ad D.P.1166; cf. ἄργελλα. II = ἄργιλλος, Gal.12.438, 19.90.
German (Pape)
[Seite 345] ἡ. eine unterirdische Wohnung, im Dialect Groß-Griechenlands, Euphor. bei Strab. 5, 4, 5.
French (Bailly abrégé)
ης (ἡ) :
demeure souterraine.
Étymologie: mot de Grande-Grèce.