词根词缀：re-, red-

【来源及含义】Latin: back, backward, again; used as a prefix

【同源单词】recalcitrant, recant, recapitulate, recapitulation, recede, receipt

词根词缀：sono-, son-, sona-, -sonous, -sonic, -sonically

【来源及含义】Latin: sound, that which is heard; noise

【同源单词】assonance, assonant, auscultatory sounds, biosonar, consonance, consonant