Etimoloji
Backformation from жуткий (žutkij), from an earlier form *жудъкый, which, in its turn, is related to жуда́ (žudá, “need, want; ordeal, trouble; dread”). Further etymology unclear. Either of expressive origin or, if unlikely, a loan from Samogitian žiadùs (“harsh”) < žudyti (“to slay”), ultimately from Proto-Indo-European *gʰed- (“take, seize, grasp”), the only cognates in either case being…