purkaukseksi
Purkaukseksi is a Finnish term that translates roughly to "as an explosion" or "in eruption." It is often used in a figurative sense to describe a sudden and intense release of emotion, energy, or activity. This can manifest in various ways, such as a burst of anger, a surge of creativity, or a rapid escalation of an event.
For example, a person who has been holding back their feelings might experience a "purkaukseksi" of tears
The term implies a transformation from a state of containment or buildup to one of uninhibited expression.