πικρὸν με ἀπαιτεῖς ἐνοίκιον → you ask too much of me, you demand a bitter rent from me
ἐθελούσιος, αὐθαίρετος, ἐθελημός, ἐθελητός, ἐθελοντής, θέλεος, αὐτόνομος, ἀπαράκλητος, αὐτεπάγγελτος
