suosituimpien
Suosituimpien is a Finnish grammatical form used to express “of the most popular [ones].” It is the genitive plural form of the superlative adjective suosituimmat, which means “the most popular.” In Finnish, adjectives agree with the nouns they modify in number and case, so when the noun is in genitive plural, the adjective takes the genitive plural ending as well, yielding -ien.
Suosituimpien appears in phrases where a noun is in genitive plural. Examples include: “suosituimpien kirjojen myynti”
This is not a standalone word but a grammatical inflection of the superlative adjective. The base word
Suosituimpien illustrates Finnish adjective agreement and the use of the genitive case to indicate possession, association,
Finnish grammar, adjectives, superlatives, genitive case, noun-adjective agreement.