kaddish (n.)youdaoicibaDictYouDict[kaddish 词源字典]
"doxology of the Jewish ritual," 1610s, from Aramaic qaddish "holy, holy one," from stem of q'dhash "was holy," ithqaddash "was sanctified," related to Hebrew qadhash "was holy," qadhosh "holy." According to Klein, the name probably is from the second word of the text veyithqaddash "and sanctified be."[kaddish etymology, kaddish origin, 英语词源]