词根词缀:-or; -our (primarily British)

【来源及含义】Latin: a suffix; state of, result of; he who, that which

【同源单词】abdicator, abductor, ablator, acanthor, accelerator, adductor

词根词缀:sinu-, sin-

【来源及含义】Latin: curve, winding; hollow

【同源单词】aerosinusitis, barosinusitis, dacryosinusitis, insinuate, insinuates, insinuating