Harbinger

Part of speech: noun (n.)

1. One who provides lodgings; especially, the officer of the English royal household who formerly preceded the court when traveling, to provide and prepare lodgings. Fuller.

2. A forerunner; a precursor; a messenger. I knew by these harbingers who were coming. Landor.

Part of speech: verb (v.)

To usher in; to be a harbinger of. "Thus did the star of religious freedom harbinger the day." Bancroft.