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

介鱗[kairin] fish and shellfish
逆鱗[gekirin] imperial wrath
片鱗[henrin] portion
骨鱗[kotsurin] bony scale (of a fish)
鱗木[rinboku] lepidodendron

鱗片[rinpen] (animal or plant) scale
鱗状[rinjou] scaly
鱗茎[rinkei] (lily or tulip, etc.) bulb
鱗粉[rinpun] (insectile, especially moth) scales