火山灰[kazanbai] volcanic ash
灰になる[haininaru] to be reduced to ashes
灰の水曜日[hainosuiyoubi] Ash Wednesday
灰押さえ[haiosae] ash leveler (use in a brazier)
灰押し[haioshi] ash leveler (use in a brazier)

灰殻[haigara] ashes
灰均し[hainarashi] ash leveler
灰皿[haizara] ashtray
灰受け[haiuke] ash pan

茜色[akaneiro] madder red
暗褐色[ankasshoku] dark brown
暗色[anshoku] dark colour
暗赤色[ansekishoku] dark red
異色[ishoku] singular (esp. artist, artwork)

からすの濡れ羽色[karasunonurebairo] glossy black (hair)
烏羽色[karasubairo] glossy black
炎色[enshoku] flame (color, colour)
鉛色[namariiro] lead colour
鴬色[uguisuiro] greenish brown

蓬生[yomogiu] wasteland
蓬餅[yomogimochi] rice-flour dumplings mixed with mugwort
弊衣蓬髪[heiihouhatsu] unkempt hair and shabby clothes
蓬頭垢面[houtoukoumen] (with) unkempt hair and dirty face
麻の中の蓬[asanonakanoyomogi] if even the most crooked person is surrounded by good people, he will straighten up as does mugwort growing in a hemp field

大蓬[ooyomogi] Artemisia montana
山蓬[yamayomogi] Artemisia montana
灰色蓬[haiiroyomogi] Artemisia sieversiana
数咲き蓬[kazuzakiyomogi] Japanese mugwort