【医】 periapical abscess
needle; piercing; point; sharp; the best of its kind; tip; top
【医】 apex; apices; apico-; cusp; cuspis; mucro; point; puncta; punctum; tip
all; all over; circuit; circumferenc; cycle; thoughtful; week
【计】 REV
【化】 peri
【医】 para-; peri-; perimeter
【医】 abscess; abscessus; apostasis; apostem; apostema; diapyema; ecpyesis