词根词缀：-ar
【来源及含义】Latin: a suffix; pertaining to, of the nature of, like; denoting an agent
【同源单词】adumbrellar, allobar, altar, altar, alveolar, amphistylar
词根词缀：carpo-, carp-, -carpals, -carpus (wrist)
【来源及含义】Greek: wrist [literally, "that which turns"]
【同源单词】carpal, carpale, carpectomy, carpitis, carpocarpal, carpopedal
词根词缀：ped-, pedi-, -pedal, -ped, -pede, -pedia
【来源及含义】Latin: foot, feet; people often see this ped element in other words. When people refer to "pedal extremities", they mean "feet". When anyone pushes the pedals of a bicycle, it is done with the feet. A pedestrian must use the feet for walking. A quadruped has four feet while a centipede has "100 feet"; or a large number of them because it may be impossible to count all of them.
【相关词根词缀】 Related "foot, feet" units: melo-; planta-; podo-; -pus.