G0657–ἀποτάσσω–apotassō

And after he had sent them away, he went up into a mountain for prayer.

ἀποταξάμενος apotaxamenos “having taken leave”

And another man said, I will come with you, Lord, but first let me say a last good-day to those who are at my house.

ἀποτάξασθαι apotaxasthai “to bid farewell”

And so whoever is not ready to give up all he has may not be my disciple.

ἀποτάσσεται apotassetai “does give up”

And Paul, after waiting some days, went away from the brothers and went by ship to Syria, Priscilla and Aquila being with him; and he had had his hair cut off in Cenchrea, for he had taken an oath.

ἀποταξάμενος apotaxamenos “having taken leave”

And went from them, saying, I will come back to you if God lets me; and he took ship from Ephesus.

ἀποταξάμενος apotaxamenos “having taken leave”

I had no rest in my spirit because Titus my brother was not there: so I went away from them, and came into Macedonia.

ἀποταξάμενος apotaxamenos “having taken leave of”