词根词缀：podo-, pod-, -poda, -pod, -pode, -podium, -podia, -podial, -podous, -pody

【来源及含义】Greek: foot, feet

【相关词根词缀】 Related "foot, feet" units: melo-; ped-; planta-; -pus.

【同源单词】apod, apodal, arthropod, asthenopodia, atelopodia, bipod

词根词缀：ptero-, pter-, -ptera, -pteron, -pteryx, -ptery, -pterous

【来源及含义】Greek: feather; wing, winglike

【相关词根词缀】 Related "feather, feather-like; soft down, plumage" word units: penna-; pinni-, pin-; plum-, -plume; pterido-; ptilo-.

【同源单词】Aphaniptera, apterex, apteria, apterous, apteryx, Archaeopteryx