ἑκήλιος

From LSJ

πείθεται πᾶς ἥδιον ἢ βιάζεται (Dio Cassius, Historiae Romanae 8.36.3) → it's always more pleasant to be persuaded than to be forced

Source

Spanish (DGE)

-α, -ον
1 tranquilo, sosegado ἀεκήλια ἔργα ... οὐχ ἑκήλια ἔργα, οὐχ ἡσύχια Apollon.Lex.α 102.
2 subst. ἡ ἑ. sosiego, paz Hsch.