玄關[genkan] entranceway
玄関先[genkansaki] entrance
玄関番[genkanban] doorkeeper
玄人[kurouto] expert (professional) in a given trade or profession
玄孫[genson] great-great-grandchild

玄麦[genbaku] unpolished wheat or barley
玄武岩[genbugan] basalt
玄米[genmai] unpolished rice
玄米茶[genmaicha] tea (with roasted rice)
玄米[kuromai] unpolished rice

草臥れる[kutabireru] to get tired
遺草[isou] posthumous works
一年草[ichinensou] annual (plant)
詠草[eisou] draft poem
下草[shitakusa] undergrowth

仮名草紙[kanazoushi] story in the kana
伽草子[togizoushi] fairy-tale book
海草[kaisou] marine plant
乾草[kansou] hay
甘草[kanzou] liquorice