lähdettävän
Lähdettävän is a Finnish word that functions as a partitive singular form of the noun "lähde." In Finnish grammar, the partitive case is used to indicate an incomplete or indefinite quantity, a part of a whole, or a partitive object of certain verbs. Therefore, "lähdettävän" specifically refers to an indefinite or partial amount of a "lähde."
The noun "lähde" itself has multiple meanings, most commonly translating to "source." This source can be literal,
When "lähdettävän" is used, it implies that one is dealing with a portion or an unspecified quantity