词根词缀：rhythm-, rhythmo-

【来源及含义】Greek: regularly recurring motion; measured motion

【同源单词】accelerated idioventricular rhythm, allorhythmia, allorhythmic, alpha rhythm, anisorhythmia, anisorrhythmia

词根词缀：tacho-, tach-, tachy-

【来源及含义】Greek: fast, speed, swift, rapid

【同源单词】acestachy, acrotach, auxetachy, bradypnea, cardiotachy, hemotachometer