χωστέον
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
English (LSJ)
one must fill up, τὴν φάραγγα Arr.An.4.21.2; one must pile up, λουτῆρα Gp.14.6.4.
Greek (Liddell-Scott)
χωστέον: ῥημ. ἐπίθ., πρέπει τις νὰ γεμίσῃ διὰ χώματος, νὰ πληρώσῃ, τὴν φάραγγα Ἀρρ. Ἀνάβ., 4. 21, 2·