ἀγάπης δὲ οὐδὲν μεῖζον οὔτε ἴσον ἐστί → nothing is greater or equal to love
P. and V. δύσκολος, δυσάρεστος, δυσχερής, πικρός, Ar. and P. κακοήθης, P. δύστροπος, V. δύσοργος.