πικρὸν με ἀπαιτεῖς ἐνοίκιον → you ask too much of me, you demand a bitter rent from me
or (by permutation) cakar (Ezra 4:5); a primitive root (apparently akin (by prosthesis) to כָּרָה through the idea of temporary purchase; compare שָׁכַר); to hire: earn wages, hire (out self), reward, X surely.