麦酒[bakushu] beer
割り麦[warimugi] ground barley
蕎麦[soba] buckwheat (Fagopyrum esculentum)
蕎麦殻[sobagara] buckwheat chaff
月見蕎麦[tsukimisoba] soba with egg

玄麦[genbaku] unpolished wheat or barley
黒麦[kuromugi] rye
小麦[komugi] wheat
小麦色[komugiiro] light (cocoa) brown
小麦粉[komugiko] wheat flour

お歯黒[ohaguro] tooth blackening
暗黒期[ankokuki] eclipse period
暗黒時代[ankokujidai] Dark Ages
暗黒大陸[ankokutairiku] Dark Continent (i.e. Africa)
黒い[kuroi] black

黒い霧[kuroikiri] thick fog
黒くする[kurokusuru] to blacken
黒ずむ[kurozumu] to blacken
黒っぽい[kuroppoi] dark