pep pill

pill containing a drug (usu amphetamine) that stimulates the nervous system 兴奋药丸; （通常指）安非他明.

pent-up, penta-, pentagon, pentagonal, pentameter, Pentateuch, pentathlon, Pentecost, pentecostal, penthouse, penultimate, penumbra, penurious, penuriously, penuriousness, penury, peon, peony, people, pep, pep talk, pepper, pepper-and-salt, pepper-mill, pepper-pot, peppercorn, peppermint, peppery, pepsin, peptic, per, per annum, per capita, per cent, per cent (US percent), per pro, per se, perambulate, perambulation, perambulator,