'Empty' in the Bible

But I have used none of these things. And I am not writing these things so that it will be done so in my case; for it would be better for me to die than have any man make my boast an empty one.

But I have sent the brethren, in order that our boasting about you may not be made empty in this case, so that, as I was saying, you may be prepared;

Let no one deceive you with empty words, for because of these things the wrath of God comes upon the sons of disobedience.

Do nothing from selfishness or empty conceit, but with humility of mind regard one another as more important than yourselves;

See to it that no one takes you captive through philosophy and empty deception, according to the tradition of men, according to the elementary principles of the world, rather than according to Christ.

O Timothy, guard what has been entrusted to you, avoiding worldly and empty chatter and the opposing arguments of what is falsely called “knowledge”—

But avoid worldly and empty chatter, for it will lead to further ungodliness,

For there are many rebellious men, empty talkers and deceivers, especially those of the circumcision,