muistolleen
Muistolleen is a Finnish phrase meaning "to his/her memory" or "in memory of." It is most often found in formal memorial texts and inscriptions, such as grave markers, commemorative plaques, and obituaries, where it serves to dedicate the text to the memory of a person who has died or to honor a remembered person. The form is a combination of the noun muistolle (the allative "to the memory") and the possessive suffix -en, indicating the person whose memory is being honored. In practice, muistolleen functions as a dedicatory phrase rather than a sentence element; it introduces or accompanies the name of the deceased or the person being honored.
The usage is largely restricted to written memorial contexts and is rarely part of everyday conversation. It