'Though' in the Bible

But even if we, or an angel from heaven, should preach to you a gospel contrary to what we have preached to you, he is to be accursed!

But not even Titus, who was with me, though he was a Greek, was compelled to be circumcised.

Brethren, I speak in terms of human relations: even though it is only a man’s covenant, yet when it has been ratified, no one sets it aside or adds conditions to it.