出典:Wiktionary
From Middle English dwynen, from 古期英語 dwīnan, from Proto-West Germanic *dwīnan, from Proto-Germanic *dwīnaną, from Proto-Indo-European *dʰwey- (“to slip away, dwindle, die”), from *dʰew- (“to pass away, die”). Compare West Frisian ferdwine, Dutch dwijnen, verdwijnen, Low German dwienen, verdwienen, Icelandic dvína. See also English dwindle, dush.