köken: Inherited from Latin -īre, the ending of the present active infinitive form of fourth conjugation verbs. Cognate with Spanish -ir, Italian -ire, Romanian -i and -î, etc.
köken: Etymology tree Proto-Indo-European *-éh₁ti Proto-Indo-European *-sḱéti Proto-Indo-European *-éh₁sḱeti Proto-Italic *-ēskō Latin -ēscō Old Spanish -ecer Spanish -ecer Inherited from Old Spanish -ecer, from Latin -ēscō, -ēscere.
Marker of definiteness on nouns in the plural (except for nouns of the fourth and some of the fifth declension).
köken: From the plural of Old Norse hinn (demonstrative pronoun), suffixed to the end of the noun stem. Usually corresponds to Danish, Norwegian Bokmål and Norwegian Nynorsk -ne.
-ify, added to a noun, adjective, verb or other stem to form a verb expressing causation (make something ...-like).
köken: It can be traced back to the ancient multi-element Finno-Ugric (Uralic) *-kt, the elements of which are the frequentative *-k and the causative -t. In Hungarian, regular phonological development caused this *-kt to first become -χt, then -it. The -i formed a diphthong with the vowel at the end of the stem in front of it, which is the origin of the -ajt / -ejt variants that still exists today in…
alap (“base”) + -ít → alapít (“to found”)
szép (“beautiful”) + -ít → szépít (“to make more beautiful”)
áll (“to stand”) + -ít → állít (“to assert, claim”)