词根词缀:-ity
【来源及含义】Latin: suffix used to form abstract nouns expressing act, state, quality, property, or condition corresponding to an adjective
【同源单词】abnormality, absorbability, acclivity, acerbity, acridity, acrity
词根词缀:sed-, sedat-, -sid, -sess
【来源及含义】Latin: sit, sitting
【同源单词】assess, assessable, assessment, assessor, assessorial, assiduity