【化】 key head
bond; key
【计】 K; key; keyt
【化】 key; linkage; spline
【医】 bond; key; linkage
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-