köken: First attested in 1380, from Old French oïl (1100), from Vulgar Latin *hoc ille or by surface analysis a compound of Old French o (affirmative particle) and il (“he”). Partially cognate to Occitan òc (“yes”) and Catalan oi (“isn't it?”). See the Old French term for details.
aile: mais oui, ni oui ni non, pour un oui ou pour un non
indicating period or circumstance in which something happened or is happening: during, in, under · indicating movement to the other side of something: behind, beyond, over · indicating taking a standing or seated position next to something: at, to
köken: Probably a lexicalization of i, an early variant of the demonstrative pronoun e /ez (“this”). Possibly formed with -g /-ig (terminative suffix) (compare míg and possibly leg-) and -en (adverb-forming suffix) (compare hogyan, ígyen). In its original sense, it was probably used to express emphasis. First attested in 1266. According to Johanson (2004), borrowed from a Turkic particle egen ~ igen…