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