複数辞典一括検索+
《a1300》 rando(u)n 
OF randon rapid rush, disorder ← randir to run violently ← F🔗⭐🔉
《a1300》 rando(u)n OF randon rapid rush, disorder ← randir to run violently ← Frank. 
rant a running (cf. OHG rinnan 'to RUN１')
研究社新英和大辞典 ページ 216216 での【u】単語。
