词根词缀：chondro-, chondr-, chrondrio-, chondri-, -chondriac, -chondrias, -chondromatous, -chondroma, -chondromas, -chondromata

【来源及含义】Greek: groat, grain, any small rounded mass; cartilage, gristle, granule, or a relationship to cartilage

【同源单词】chondral, chondrectomy, chondric, chondrification, chondrified, chondrifies

词根词缀：costo-, cost-, costi-

【来源及含义】Latin: rib, ribs; side; coast

【同源单词】accost, accosted, acuticostal, chondrocostal, coast, costa