'Preach' in the Bible

So, as much as in me is, I am ready to preach the gospel to you also that are in Rome.

But what saith it? The word is nigh thee, in thy mouth, and in thy heart: that is, the word of faith, which we preach:

and how shall they preach, except they be sent? even as it is written, How beautiful are the feet of them that bring glad tidings of good things!

yea, making it my aim so to preach the gospel, not where Christ was already named, that I might not build upon another man's foundation;