peileille
Peileille is a Finnish word meaning “to the mirrors.” It is the allative plural form of the noun peili, which means mirror. In Finnish, the allative case marks direction toward a location or destination, and peileille specifically indicates movement toward multiple mirrors or toward the place of the mirrors.
The corresponding singular form is peilille (to the mirror), while the plural illative form would be peileihin
Usage and nuance: Peileille appears in everyday speech to indicate moving toward mirrors, as in “Mennään peileille”
Etymology and grammar: Peili is a native Finnish noun meaning mirror. The form peileille arises from combining