【医】 pericephalic
beginning or end; cobbra; conk; crumpet; end; first; garret; hair; head
leading; nob; noddle; pate; sconce; side; top; twopenny
【医】 capita; caput; cephal-; cephalo-; head; kephal-; kephalo-
all; all over; circuit; circumferenc; cycle; thoughtful; week
【计】 REV
【化】 peri
【医】 para-; peri-; perimeter