Yhteisiin
Yhteisiin is a Finnish inflected form of the adjective yhteinen, meaning “shared” or “joint.” It is not a standalone noun; rather, it is the illative plural form used to modify a plural noun and to indicate movement toward or into something that is shared or collectively aimed at.
Usage and meaning: Yhteisiin is commonly found in phrases describing goals, activities, or aims that involve
Other inflected forms: The root also appears in other cases, such as the partitive plural yhteisiä, used
Etymology: Yhteinen derives from yhteis-, a root related to together or common, connected with yhteisö (community).
See also: yhteinen, yhteisö, yhteishanke, and Finnish terms for collaboration and shared enterprises.