threaten

No one, however, would have anything to do with him, as Mr. Keeson's orders in those respects were very strict ; he had often threatened any one of his employés with instant dismissal if he found him in company with one of these touts.

The rocks threatened the ship's survival.

The black clouds threatened heavy rain.

The new information threatened our original hypothesis.

The player quickly surmised that things weren't kosher and the suddenly wiser ballplayer threatened the world record for the fifty-yard dash as he sought safety. As Reynolds dived into the van, Dietz and the other players rolled with laughter.