σπογγίζω
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)
or σφ-,
A wipe with a sponge, Ar.Th.247; τὰ βάθρα D.18.258; τὰ ὑποδήματα Arr.Epict.2.22.31, Ath.8.351a (Pass.). II wipe away, τὸν ἱδρῶτα . . ἀπ' ἐμοῦ σπόγγισον Pherecr.53.
German (Pape)
[Seite 922] mit dem Schwamme abwischen; Ar. Th. 247; τὰ βάθρα, Dem. 18, 258; ὡς εἶδεν ἐσπογγισμένα τὰ ὑποδήματα, Ath. VIII, 351 a.