后继性运动：上肢对一硬物用力施压致发生麻木后，可因特发性肌收缩作用而使臂自行上举；同Kohnstamms phenomenon- pyknomorphic
- pyknomorphous
- pyknophrasia
- pyknoplasson
- pyknosis
- pyknotic
- pyle-
- pylephlebectasis
- pylephlebitis
- pylethrombophlebitis
- pylethrombosis
- pylic
- pylon
- pyloralgia
- pylorectomy
- pyloric
- pyloristenosis
- pyloritis
- pyloro-
- pylorodiosis
- pyloroduodenitis
- pylorogastrectomy
- pyloromyotomy
- pyloroplasty
- pyloroscopy