kehittyne
Kehittyne is a Finnish adjectival stem derived from the verb kehittyä, meaning "to develop". Its full participial form in standard modern Finnish is kehittynyt (nominative singular), while kehittyne- serves as the base for many inflected and comparative forms (for example kehittyneessä, kehittyneelle, kehittyneempi). The basic semantic range corresponds to English "developed", "advanced" or "mature", and it is applied across domains such as technology (kehittynyt teknologia), economy (kehittyneet maat, "developed countries"), biology (kehittyneet elinjärjestelmät), and personal or cultural contexts (emotionally or culturally developed).
Etymologically the stem arises from the verb root kehitä- plus the passive/participial formation; it participates in
Usage notes: kehittynyt is the preferred standalone adjective in ordinary speech and writing, while kehittyne- appears