"You canker blossom!" 3 Shakespearean Insults
Old English dyne (n.), dynian (v.), from Proto-Germanic *duniz (cf. Old Norse dynr, Danish don, Middle Low German don "noise"), from PIE root *dwen- "to make noise" (cf. Sanskrit dhuni "roaring, a torrent").
Deutsche Institut fuer Normung. The German standardisation body, a member of ISO.