kirehtyä
Kirehtyä is a Finnish verb that translates to "to tighten," "to tense up," or "to become strained." It is often used in a physical context to describe muscles becoming taut or rigid, such as when preparing for exertion or experiencing stress. For example, one might say "lihakset kirehtyvät" (muscles tighten).
The verb can also be used metaphorically to describe a situation or relationship becoming tense or strained.
Kirehtyä is an intransitive verb, meaning it does not take a direct object. The subject of the