対蹠地[taisekichi] the antipodes
対蹠的[taishoteki] diametrically opposed
蹠骨[shokotsu] metatarsal
蹠行性[shokousei] plantigrade (walking on the soles of the feet)

対蹠[taiseki] antipodal
対蹠的[taisekiteki] antipodal
足蹠[sokuseki] sole (of the foot)

せん状骨[senjoukotsu] scaphoid bone (in wrist near thumb)
遺骨[ikotsu] remains
化骨[kakotsu] ossification
会厭軟骨[eennankotsu] epiglottis
がい骨[gaikotsu] skeleton

雁骨[kariganebone] scapula
気骨[kikotsu] (moral) backbone
侠骨[kyoukotsu] chivalrous spirit
胸骨[kyoukotsu] breastbone
筋骨[kinkotsu] muscles (sinews) and bones