All these were from Matthew 24. He says many false prophets could stand up as New Age Christs. They get a following from deception. It can't be fair, not particularly sound inside either. The latter term hardly means king.
Strange things happen, also in the realm of words.
A lot of demagogue swelling takes place for central words. In part we derive abstract concepts on top of concrete ones. The contents may become wider and wider, till we hardly understand it. Much theology deals with the outcomes of that process, as you may see. It evoked expectacy of an eartly king that would free his own people.