petitioner

n. 请愿人

pessimistic, pessimistically, pest, pest control, pester, pesticide, pestilence, pestilent, pestle, pet, pet name, pet shop, pet subject, petal, petalled (US petaled), petard, peter, petit bourgeois, petite, petition, petrel, petrifaction, petrify, petro-, petrochemical, petrodollar, petroglyph, petrography, petrol, petrol bomb, petrol fumes, petrol tank, petroleum, petrologist, petrology, petticoat, pettifogging, pettily, pettiness, pettish,