词根词缀：-al, -ial, -eal

【来源及含义】Latin: suffix; pertaining to, like, of the kind of, relating to, characterized by, belonging to; action of, process of

【同源单词】abacterial, abdominal, abdominal adhesion, abdominal aorta, abdominal aortic aneurysm, abdominal aortography

词根词缀：cleido-, cleid-, clido-, clid-

【来源及含义】Greek: key; a means of locking or a thing that locks [or unlocks] a door; a key, bar, or hook; a combining form that denotes the clavicle or collarbone

【同源单词】cleidal, cleidarthritis, cleidocostal, cleidocranial, cleidohumeral, cleidohyoid

词根词缀：cranio-, crani-, cran-

【来源及含义】Greek > Medieval Latin [c.700-c.1500]: head, skull

【同源单词】acrania, aegicrania, amphicrania, attached craniotomy, auriculocranial, bucranium