pustule

n (medical 医) pimple or blister, esp one containing pus 丘疹; 水泡; （尤指）脓　.

push-button, push-cart, push-chair, push-over, push-pull, push-start, push-up, pusher, pushily, pushiness, pushing, pushover, pushy, pusillanimity, pusillanimous, pusillanimously, puss, pussy, pussy willow, pussyfoot, put, put (sth) down, put a check on, put across, put an end to, put aside, put away, put down, put forward, put in, put in for, put in order, put into effect, put into operation, put into practice, put it on, put off, put on, put on an act, put on weight,