intensiivisten
Intensiivisten is a Finnish grammatical form that functions as the genitive plural of the adjective intensiivinen, meaning intensive or high in intensity. In Finnish, adjectives agree with the nouns they modify in number and case, so intensiivinen becomes intensiivisten when used with a plural noun in genitive.
The form appears in noun phrases describing a category or type of things. For example, intensiivisten kurssien
Related forms include intensiiviset, the nominative plural, which would describe multiple intensive items without the genitive
Intensiivisten does not denote a standalone concept or organization; it is a grammatical form used in descriptive,