【机】 pan-head rivet
cut; section; sever; stop
awl; prick; wimble
【医】 cone; drill
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-
rivet
【化】 rivet