词根词缀：acous-, acou-, acouo-, acoustico-, acouto-, acousti-, -acousia, -acousis, -acoustical, acu-, -acusis-, -acusia

【来源及含义】Greek: akoustikos, to hear, hearing; to listen, listening

【相关词根词缀】 Related "hear, hearing; listen, listening" units: audio-; ausculto-.

【同源单词】acouasm, acoubuoy, acouesthesia, acoumeter, acouophone, acouophonia

词根词缀：brady-

【来源及含义】Greek: slow, slowness; delayed, tardy; a prefix used in the sense of being "abnormally slow"

【同源单词】bradyacusia, bradyarrhythmia, bradyarthria, bradyauxesis, bradycardia, bradycardiac