出典:Wiktionary
From Middle English ruffelen, perhaps from Old Norse hrufla (“to graze, scratch”) or Middle Low German ruffelen (“to wrinkle, curl”). Further origin unknown. Related to Middle Dutch ruyffelen, German Low German ruffeln. See English ruff.
ruffle (複数形 ruffles)
ruffle (三人称単数 現在形 ruffles, 現在分詞 ruffling, 過去形および過去分詞形 ruffled)
burls
a wrinkle
a plaything with which one trifles for pleasure
ぐぐれ