isokooristen
Isokooristen is a Finnish term that appears as the genitive plural form of the adjective isokoorinen. The base sense of isokoorinen is "related to a large choir" or "designed for a large chorus," formed from the prefix iso- meaning "big" and a root derived from kuoro, meaning "choir," with the common suffix -nen to form an adjective. As a result, isokooristen describes things linked to large choirs and is used when referring to nouns in the genitive plural, such as isokooristen kuorojen harjoitukset or isokooristen kuorojen repertoire.
In usage, isokooristen typically appears in musical or cultural contexts to denote associations with large choral
Etymologically, the word reflects standard Finnish word formation: iso- (big) plus kuorinen (related to kuoro, choir)