promissory

adj.约定的

prologue, prologue (US also prolog), prolong, prolongation, prolonged, prom, promenade, promenade concert, promenade deck, prominence, prominent, prominently, promiscuity, promiscuous, promiscuously, promise, promise oneself, promise to do, promising, promisingly, promissory note, promontary, promontory, promote, promoter, promotion, promotional, prompt, prompter, prompting, promptitude, promptly, promptness, promulgate, promulgation, prone, proneness, prong, pronominal, pronominally,