ἁγνιστής
From LSJ
ἀρχὴν μὲν μὴ φῦναι ἐπιχθονίοισιν ἄριστον· φύντα δ' ὅμως ὤκιστα πύλας Ἀίδαο περῆσαι → First, it is best for mortals to not be born. If born, to pass through Hades' gates as soon as possible.
English (LSJ)
οῦ, ὁ, A purifier, Gloss.
Greek (Liddell-Scott)
ἁγνιστής: -οῦ, ὁ, ὁ καθαρίζων, ὡς τὸ ἁγνίτης, Γλωσσ.
Spanish (DGE)
-οῦ, ὁ purificador, Gloss.2.216.