πιδακῖτις
From LSJ
ἔγνω δὲ φώρ τε φῶρα καὶ λύκος λύκον → the thief knows the thief and the wolf knows the wolf, and thief knows thief and wolf his fellow wolf, set a thief to catch a thief
English (LSJ)
ιδος, ἡ, (πῖδαξ)
A growing at or about a spring, βοτάναι Hp.Ep.16.
German (Pape)
[Seite 612] ἡ, am Quell wachsend, von der Quelle kommend, Sp.