köken: From Middle Persian [script needed] (tyc /tēz/, “sharp”), ultimately from Proto-Indo-European *(s)teyg-. Cognate with Manichaean Middle Persian 𐫎𐫏𐫋 (tēǰ, “sharp”), Northern Kurdish tîj, tûj (“sharp; hot, spicy”), Central Kurdish تیژ (tîj), تێژ (têj, “sharp, hot (peppery)”). Note Armenian թեժ (tʻež), an Iranian borrowing.
köken: Borrowed from French ferme (“firm”). First attested in 1665 Cognate with English firm (adjective). For the semantic development, cf. English fast.
çekim: karşılaştırma fürgébb · üstünlük legfürgébb
köken: From an otherwise unattested front-vowel stem variant of the same word family as for(dít) + -g (frequentative verb-forming suffix) + -e (obsolete present-participle suffix). For the -e ending, compare ferde, lenge.
çekim: karşılaştırma knašāks · üstünlük visknašākais
köken: From Proto-Baltic *knas- (which, with *-yos, yields *knaš-yos > knašs), from Proto-Indo-European *kn-es-, *kn-os-, from the zero grade of *ken- (“to try, to hurry, to move”). A different hypothesis is that knašs might originally result from methatesis on nasks (q.v.). A third possibility is that it was a borrowing from Baltic German knasch (“hurried, quick, agile”), although it is also quite…