joustavuuuteen
Joustavuuuteen is the illative case used to express “into” or “toward flexibility” in Finnish, but the standard illative of the noun joustavuus is joustavuuteen. Joustavuuuteen is generally regarded as a misspelling or a nonstandard variant that may occur in casual writing or typographical errors. The term itself is not a separate lexical item, but a grammatical form of the noun joustavuus.
Etymology and grammar: Joustavuus derives from joustava (flexible) with the suffix -uus; to mark direction toward
Usage: In linguistic description, joustavuuuteen may appear in discussions of case forms, but in ordinary text
Related terms: joustavuus (the noun meaning flexibility or adaptability), sopeutumiskyky (ability to adapt), ketteryys (agility), muutosvalmius