pen-friend (also esp US `pen-pal)

n person with whom one builds a friendship by exchanging letters, esp sb in a foreign country whom one has never met 笔友.

pejoratively, peke, Pekinese (also Pekingese), pekoe, pelagic, pelf, pelican, pelican crossing, pell-mell, pellagra, pellet, pellucid, pelmet, pelota, pelt, pelvic, pelvis, pemmican, pen, pen-and-ink, pen-name, pen-pusher, pen-pushing, pen-wiper, penal, penal code, penal law, penal servitude, penalization, penalize, penalize, penalise, penally, penalty, penalty area, penalty clause, penalty kick, penance, pence, penchant, pencil,