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…
Used to make adjectives or verbs that are "very" something. · Used to form verbs that are intensive or completive, conveying the idea of doing something all the way through or entirely.
köken: Etymology tree Proto-Indo-European *per-der. Proto-Italic *peri- Latin per- Inherited from Proto-Italic *peri-. Related to per (“through”).
magnus (“great, large”) → permagnus (“very great, very large”)
köken: From Old Armenian շատ (šat), from an Iranian source, from Proto-Iranian *čyáHtiš, compare Persian شاد (šâd, “glad, happy”), French quiétude, and, for an analogous semantic development from the same root, English quite. Doublet of հանգչել (hangčʻel).