词根词缀：ptilo-, ptil-, ptilono-

【来源及含义】Greek: feather [soft], down

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

【同源单词】cryptoptile, haploptile, mesoptile, metaptile, neossoptile, protoptile

词根词缀：teleo-, tel-, telo-

【来源及含义】Greek: end, last; result, completion, perfection, fulfillment

【相关描述】Don't confuse this element with the tele- unit which means "far away, at a distance", etc.

【同源单词】autotelic, autotelism, bradyteleocinesis, dysteleology, horotelic, spermateleosis