hidasta
Hidasta is a Finnish verb meaning to slow down or decelerate. It is most commonly encountered in everyday language as the imperative form, natively used to tell someone to reduce speed or pace, as in hidasta!, meaning "slow down!" It also appears in present tense and other forms through the verb hidastaa, which means “to slow something down,” and the intransitive hidastua, which means “to slow down” or “to become slower.”
Etymology and related forms: Hidasta derives from the adjective hidas, meaning slow, combined with a command-form
Usage and nuances: Hidastaa is used when a subject acts to reduce the speed of an object
Examples: Minä hidastan vauhtia. The vehicle hidastuu liikenteen seassa. Hidasta! Keep the tone calm or urgent