雅懐[gakai] aesthetic sentiment
懐かしい[natsukashii] dear
懐かしむ[natsukashimu] to yearn for (someone, something)
懐く[natsuku] to become emotionally attached
懐ける[natsukeru] to win over

懐疑[kaigi] doubt
懐旧[kaikyuu] recalling the old days
懐古[kaiko] recalling the old days
懐柔[kaijuu] winning over

気胸[kikyou] pneumothorax
胸囲[kyoui] chest measurement
胸奥[kyouou] one's heart of hearts
胸郭[kyoukaku] chest
胸襟[kyoukin] one's heart

胸もと[munamoto] breast
胸腔[kyoukou] thorax
胸骨[kyoukotsu] breastbone
胸三寸[munesanzun] heart