progenitor

n. 祖先，始祖

profit and loss account, profit-margin, profit-sharing, profitability, profitable, profitably, profiteer, profiterole, profitless, profitlessly, profligacy, profligate, proforma, profound, profoundly, profundity, profuse, profusely, profuseness, profusion, progeny, progesterone, prognosis, prognosticate, prognostication, program, programer, programing, programme, programme (US program), programme music, programme note, progress, progression, progressive, progressively, progressiveness, prohibit, prohibition, prohibitionist,