'Pray' in the Bible

In your own selves judge ye; is it seemly for a woman uncovered to pray to God?

wherefore he who is speaking in an unknown tongue -- let him pray that he may interpret;

for if I pray in an unknown tongue, my spirit doth pray, and my understanding is unfruitful.

What then is it? I will pray with the spirit, and I will pray also with the understanding; I will sing psalms with the spirit, and I will sing psalms also with the understanding;