'Shame' in the Bible

But we have rejected the hidden things of shame, not walking in deceit, nor falsifying the word of God, but by manifestation of the truth commending ourselves to every conscience of men before God.

Because if I boasted to him anything about you, I have not been put to shame; but as we have spoken to you all things in truth, so also our boasting to Titus has been the truth;

lest haply, if Macedonians come with me and find you unprepared, we, that we say not ye, may be put to shame in this confidence.

For and if I should boast even somewhat more abundantly of our authority, which the Lord has given to us for building up and not for your overthrowing, I shall not be put to shame;