ηστός

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

Source

Greek Monolingual

ἡστός, -ή, -όν (Α)
ηδονικός, ευχάριστος.
[ΕΤΥΜΟΛ. < θ. ησ- (του ήδομαι, πρβλ. ησθήσομαι) + κατάλ. -τος].