εὐθεράπευτος
From LSJ
εἰ δὲ τύχῃ τις ἔρδων, μελίφρον' αἰτίαν ῥοαῖσι Μοισᾶν ἐνέβαλε → if someone is successful in his deeds, he casts a cause for sweet thoughts into the streams of the Muses
English (LSJ)
ον,
A easy to cure, Hp. Coac.501 (Comp.), Thphr. HP9.16.6, etc.: Comp., Phld. D.1.24. 2 easy to help or remedy, D.C.38.24. II easily won by kindness or attention, X. Cyr.2.2.10.