1.proliferate v.激增(to increase profusely)；繁殖(to multiply)
詞根記憶：pro(許多)+lifer(后代)+ate——后代增加許多——繁殖
例：As new products proliferate, demand is divided among a growing number of stock-keeping units.
派生詞：proliferation(n．大量繁殖)
同根詞：prolific(a．多產的)

2.proliferation ．增殖(growth by the rapid multiplication of parts)；擴散(a rapaid increase in number, especially in the number of deadly weapons)
詞根記憶：來自proliferate(v.增殖)
例：The proliferation of Eurasian watermifoil in Frida Lake has led to reductions in the populations of some species of aquatic animals.

3.prolonged a.延長的(drawn out)；拖延的(tediously protracted)；持續很久的(continuing for a long time)
詞根記憶：來自prolong(v.延長;拖延)
例：Prolonged loss of sleep can lead to temporary impairment of judgment comparable to that induced by consuming several ounces of alcohol.

4.prominence n.突出物(sth. prominent)；突出(the quality, state, or fact of being prominent or conspicuous)
詞根記憶：來自prominent(a．顯著的)
例：Since 1980, productivity improvements in manufacturing have moved the United States from a position of acute decline in manufacturing to one of world prominence.
同根詞：eminent(a．杰出的；顯著的)

5.prominent a．顯著的(noticeable)；杰出的(outstanding)
詞根記憶：pro(向前)+minent(突出)——凸出的——顯著的
例：Alvin Toffler was one of the most prominent students in our college.
派生詞：prominence(n．突出，顯著)

6.promising a．有希望的，有前途的(likely to succeed or to yield good results)
詞根記憶：來自promise(v.給予希望)
例：The new theory has opened up promising possibilities for future research.

7.promote v.提升(to give someone a higher position or rank):促進(to help in the growth or development of)
詞根記憶：pro(向前)+mot(動)+e——向前動——促進
例：It helped to promote flexibility within their social system.
派生詞：promotion(n．提升；促銷)
同根詞：demote(v.使降級)

8.promotional a．促銷的(of or relating to promotion)；增進的(of or relating to advancement)
詞根記憶：來自promotion(v．促進；晉升；推銷)
例：Customers come to regard the promotional price as the fair price and the regular price as excessive.
同根詞：promote(v.促進；促銷)

9.prompt v.(to)促使，推動( to serve as the inciting cause of)；提示(to cue);a．敏捷的(performed readily or immediately)
詞根記憶：pro(向前)+mpt——使……向前——促使
例：The thermoreceptors (溫度感應器)located within the skin's surface can prompt behavioral changes.