This is the 4572nd most frequent German word.
schnellen
"Schnellen" means "to spring, dart, or fling quickly."
Here, 'schnellen' is used as a verb indicating a quick movement.
Der Ball schnellen aus meiner Hand in die Luft.
The ball quickly shot out of my hand into the air.
Here, 'schnellen' is used as an adjective (schnell) modified for descriptive purposes.
Die schnellen Bewegungen des Tänzers beeindruckten uns.
The swift movements of the dancer impressed us.
In this example, 'schnellen' shows rapid movement or acceleration, referring to an emotional reaction.