词根词缀：rachio-, rachi-, rach-, rachis-, rhach-, rhachi-, rhachio-

【来源及含义】Greek > Latin: spine, backbone

【同源单词】rachial, rachialgia, rachianalgesia, rachianesthesia, rachicentesis, rachidial

词根词缀：scolio-, scoli-, skoli-

【来源及含义】Greek: curvature, curved, twisted, crooked, bent

【同源单词】rachioscoliosis, scoliokyphosis, scoliolordosis, scoliometer, scoliosciometry, scoliosis