円頂[enchou] dome
山の頂[yamanoitadaki] mountain top
山頂[sanchou] summit (e.g. mountain)
絶頂[zecchou] summit
頂きます[itadakimasu] expression of gratitude before meals

聴き頂く[kikiitadaku] to receive a hearing
頂き[itadaki] crown (of head)
頂き物[itadakimono] (received) present
頂上[choujou] top
頂戴[choudai] receiving

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