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