词根词缀：dromo-, drom-, -drome, -dromic, -dromical, -dromous

【来源及含义】Greek: running, course; race, racecourse

【同源单词】adromia, aerodromic, aerogenerator, airdrome, amphidromous, anadromous

词根词缀：pali-; palim-, palin-

【来源及含义】Greek > Latin: recurrence, repetitious; back, backward, again; returning, repeating

【同源单词】palicinesia, paligraphia, palikinesia, palilalia, palilexia, palilogia