Piireille
Piireille is a Finnish word form, the allative (directional) plural of the noun piiri. As such it denotes movement, direction or attribution toward multiple circles, districts, groups or spheres. The basic noun piiri commonly means “circle,” “district,” “circuit,” or “sphere” (for example social sphere or field of activity), and piirille is used when something is directed to or arrives at those collective units.
In usage piirille appears in phrases that convey going to, reaching, sending to, or concerning several groups
Grammatically, piirille functions as a case-marked form that interacts with Finnish verbs and postpositions to express