G0657–ἀποτάσσω–apotassō

and having taken leave of them, he went away to the mountain to pray.

ἀποταξάμενος apotaxamenos “having taken leave”

And another also said, `I will follow thee, sir, but first permit me to take leave of those in my house;'

ἀποτάξασθαι apotaxasthai “to bid farewell”

`So, then, every one of you who doth not take leave of all that he himself hath, is not able to be my disciple.

ἀποτάσσεται apotassetai “does give up”

And Paul having remained yet a good many days, having taken leave of the brethren, was sailing to Syria -- and with him `are' Priscilla and Aquilas -- having shorn `his' head in Cenchera, for he had a vow;

ἀποταξάμενος apotaxamenos “having taken leave”

but took leave of them, saying, `It behoveth me by all means the coming feast to keep at Jerusalem, and again I will return unto you -- God willing.' And he sailed from Ephesus,

ἀποταξάμενος apotaxamenos “having taken leave”

I have not had rest to my spirit, on my not finding Titus my brother, but having taken leave of them, I went forth to Macedonia;

ἀποταξάμενος apotaxamenos “having taken leave of”