C2 noun /ˈhɑːr.bɪn.dʒər/
Harbinger
presagio
Meaning
a person or thing that announces or signals the approach of another; a forerunner of something
Example
The first robin of spring is often considered a harbinger of warmer weather to come.
El primer petirrojo de la primavera a menudo se considera un presagio de que llegará un clima más cálido.