κατασκευαστέος
From LSJ
English (LSJ)
α, ον,
A to be prepared or made, X.Ages.1.23, Gal.14.262. II neut., one must prepare, make, etc., Pl.Lg.964d, X.HG3.4.15, etc.; κ. ἔθος πρὸς τὸν ἔμετον Philum. ap. Aët.9.23. 2 one must construct a proof or argument, Aphth.Prog.6, TheonProg.3.