'Words' in the Bible

From these some have drifted away, and have wandered into empty words.

They are ambitious to be teachers of the Law, although they do not understand either their own words or what the things are about which they make such confident assertions.

he is puffed up with pride and has no true knowledge, but is crazy over discussions and controversies about words which give rise to envy, quarrelling, revilings, ill-natured suspicions,