τριπτέον
From LSJ
καὶ νῦν ἀτεχνῶς ἐθέλω παρέχειν ὅ τι βούλει σοι, πλὴν κωλακρέτου γάλα πίνειν → and now I want to provide you with absolutely anything you want, except paymaster's milk to drink
English (LSJ)
(τρίβω)
A one must rub or grind, Gal.6.229, Gp.5.51.2.
Greek (Liddell-Scott)
τριπτέον: ῥημ. ἐπίθετ. τοῦ τρίβω, δεῖ τρίβειν, Γεωπον. 5. 51, 17.