G0830–αὐθαίρετος–authairetos

For according to [ergänzt: their] power, I bear witness, and beyond [ergänzt: their] power, [ergänzt: they were] willing of their own accord,

αὐθαίρετοι, authairetoi “[they were] willing of themselves,”

For he received indeed the entreaty, but, being full of zeal, he went of his own accord to you;

αὐθαίρετος authairetos “of his own accord”