词根词缀：monstro-, monstr-, mone-, monu-, moni-

【来源及含义】Latin: monere, to warn; to remind, to advise, to instruct

【同源单词】admonish, admonition, admonitory, counterdemonstration, counterdemonstrator, demonetization

词根词缀：-trum

【来源及含义】Latin: a suffix; result of, the act of, means of

【同源单词】antrum, auscultoplectrum, electrum, lustrum, monstrum, plectrum