hypähdysmäistä
Hypähdysmäistä is a Finnish word that describes a state of being or a characteristic that is prone to sudden, energetic bursts of movement or activity. It often implies a certain lightness or a tendency to jump or bound. The term can be applied to various contexts, from describing the behavior of animals to the personality of people.
For instance, a young animal might be described as hypähdysmäistä when it is playfully leaping and bounding
The etymology of the word can be traced back to the Finnish verb "hypähtää," meaning to jump