This is the 1813th most frequent Polish word.
zwiastun
"Zwiastun" in English means "herald," "harbinger," or "trailer" (for a movie).
Here, 'zwiastun' is used as 'trailer,' referring to a short video promoting a film.
Ten zwiastun filmowy jest bardzo ekscytujący.
This movie trailer is very exciting.
Here, 'zwiastun' is used as 'sign,' representing an indicator or harbinger of an event or season.
Pierwszy zwiastun wiosny to przylot bocianów do Polski.
The first sign of spring is the arrival of storks in Poland.
Here, 'zwiastun' signifies 'harbinger,' implying something that precedes and indicates an event or change.