词根词缀：frag-, frang-, fract-, fring-

【来源及含义】Latin: break, breaking; broken; cracked

【相关词根词缀】 Related break, broken-word units: clast-; rupt-.

【同源单词】anfractuous, atmospheric refraction, conchifragous, diffract, diffraction, diffractive

词根词缀：humero-, humer-

【来源及含义】Latin: shoulder, upper arm; pertaining to the bone that extends from the shoulder to the elbow

【同源单词】acromiohumeral, fracture of the humerus, humeral, humeroradial, humeroscapular, humeroulner

词根词缀：humus, hum-

【来源及含义】Latin: earth, ground, soil

【同源单词】disinhume, Errare humanum est, exhumation, exhume, fracture of the humerus, humble