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

温暖[ondan] warmth
温暖化現象[ondankagenshou] greenhouse effect
寒暖計[kandankei] thermometer
珠暖簾[tamanoren] curtain made of strung beads
切り暖簾[kirinoren] short split entrance curtain

暖かい人[atatakaihito] warmhearted person
暖かさ[atatakasa] warmth
暖色[danshoku] warm colour
暖冬[dantou] mild winter
暖房[danbou] heating