恐るおそる Nidan verb (upper class) with 'ru' ending (archaic) Yodan verb with 'ru' ending (archaic) Nidan verb (lower class) with 'ru' ending (archaic) Intransitive English jmdict 1 intransitive verb archaic to fear;to be afraid See also: 恐れる (おそれる), 恐るべき (おそるべき) Other forms 畏る 【おそる】 · 怖る 【おそる】 · 懼る 【おそる】