Väsyi

Väsyi is the past tense form of the Finnish verb väsyä, meaning to become tired or to feel fatigue. It is used to express that a subject—he, she, or it—grew tired after activity, exertion, or a period without rest. The form väsyi is third-person singular in the past tense, as in Hän väsyi.

Grammar and conjugation: Väsyä is an intransitive verb. In present tense the form is väsyy (for example, Hän väsyy helposti, “He gets tired easily”). The past tense forms include minä väsyin, sinä väsyit, hän väsyi, me väsyimme, te väsyitte, he väsyivät. The related nominal and adjectival forms include väsyminen (the act of becoming tired), väsymys (fatigue), and väsynyt (tired).

Usage and nuance: Väsyi describes both physical fatigue after work or exercise and mental fatigue after long periods of wakefulness or stress. It is common in everyday language and can be used with time and cause phrases, such as väsyi nopeasti after a long day or väsyi nopsaan lack of sleep. The term is often contrasted with jaksaa, meaning to have the energy to continue, and with väsymys, the general concept of fatigue.

Etymology and related forms: Väsyä is a native Finnish verb with the root väsy-, part of the core Finnish lexicon. The form väsyi is simply the past tense of väsyä; related forms include väsyy (present), väsyminen (becoming tired), and väsynyt (tired).

See also: väsyä, väsymys, väsynyt.