lähtien
Lähtien is a Finnish adverbial form derived from the verb lähteä, meaning to depart or to start. In contemporary Finnish, lähen is used to indicate the starting point of a time period, a price level, or a regulatory scope, roughly equating to the English “from” or “starting from.” The form is most common in written or formal language and is less frequent in everyday speech, where alternative expressions such as alkaen or alkaen are often preferred.
Typical usages include time references, such as vuotena 2010 lähtien meaning “since 2010” or from 2010 onward.
Etymologically, lähen borrows its meaning from the noun lähtö (departure) or the verb lähteä (to depart/start),
In summary, lähtien is a formal Finnish device for anchoring statements to a starting reference point—time,