Harbinger
Part of speech: noun
Definition: A person or thing that foreshadows or foretells the coming of someone or something.
Part of speech: verb
Definition: To announce; to be a harbinger of.
Herald
Part of speech: noun
Definition: A messenger, especially one bringing important news.A harbinger, giving signs of things to come.An official whose speciality is heraldry, especially one between the ranks of pursuivant and king of arms.
Part of speech: verb
Definition: To proclaim, announce, etc. an event.