The crow is a bird of long life, and diviners tell that she taketh heed of spyings and awaitings, and teacheth and sheweth ways, and warneth what shall fall.
They are always before the eye of God, and do all things before his face; he warneth them, and calleth them to repentance; and yet they feel not.
Christ was a sharp reprover of hypocritical, blind, ceremonious, malicious Pharisees; and warneth his disciples to take heed of their leaven.
Thus warneth you He Who is the All-Informed, as bidden by One Who is the Most Powerful, the Almighty.
Thus warneth you He Who is the All-Knowing, the All-Informed.
Thus warnethyou He Who is the Reckoner, the All-Knowing.
Which warneth all, that haue enoughe, and not contented are.
The Voice warneth him that he make them all pass through the entrance of the gateway there where the men with the iron mallets are, for there may he well prove which of them are willing to believe in God and which not.
Wherefore he warneth me against him for love of him, for oftentimes hath he told me that never did Messire Gawain keep faith with dame nor damsel but he would have his will of them.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "warneth" in a variety of sentences. We hope that you will now be able to make sentences using this word.