obloquy (n.)youdaoicibaDictYouDict[obloquy 词源字典]
mid-15c., "evil speaking," from Late Latin obloquium "speaking against, contradiction," from Latin obloqui "to speak against, contradict," from ob "against" (see ob-) + loqui "to speak," from PIE *tolk(w)- "to speak" (see locution). Related: Obloquious.[obloquy etymology, obloquy origin, 英语词源]