κοιλόσταθμος
From LSJ
εἰ γάρ κεν καὶ σμικρὸν ἐπὶ σμικρῷ καταθεῖο καὶ θαμὰ τοῦτ᾽ ἔρδοις, τάχα κεν μέγα καὶ τὸ γένοιτο → for if you add only a little to a little and do this often, soon that little will become great (Hesiod W&D, 361-362)
English (LSJ)
ον,
A with coffered ceilings, panelled, οἶκοι ib.Hg.1.4; θυρίδας κοιλοστάθμους PPetr.3p.143 (iii B.C.):—Subst. κοιλό-σταθμος, ὁ, coffered ceiling, τὸν κ. τοῦ ναοῦ . . ποιῆσαι IG11(2).287A96 (Delos, iii B.C.):—also κοιλό-σταθμον, τό, ib.B 146.