御辞儀[ojigi] bow
威儀[igi] dignity
一儀[ichigi] an incident
儀式[gishiki] ceremony
儀式主義[gishikishugi] ritualism

儀式張る[gishikibaru] to formalize
儀式用[gishikiyou] ceremonial
儀装[gisou] ceremonial equipment
儀装馬車[gisoubasha] state carriage

悪習[akushuu] bad habit
悪習慣[akushuukan] bad habit
演習[enshuu] practice
演習問題[enshuumondai] practice problem
演奏練習[ensourenshuu] musical rehearsal

学習[gakushuu] study
学習者[gakushuusha] learner
学習塾[gakushuujuku] private night-school
学習用[gakushuuyou] tutorial
学習用ヘルプ[gakushuuyouherupu] tutorial help

行けない[ikenai] wrong
行る[yaru] to send
オリエント急行[orientokyuukou] Orient express
カ行[kagyou] classification for Japanese verb with the dictionary form ending in "ku"
ガ行[gagyou] classification for Japanese verb with the dictionary form ending in "gu"

サ行[sagyou] classification for Japanese verb with the dictionary form ending in "su"
ザ行[zagyou] classification for Japanese verb with the dictionary form ending in "zu"
スパイ行為[supaikoui] espionage
タ行[tagyou] classification for Japanese verb with the dictionary form ending in "tsu"
ダ行[dagyou] classification for Japanese verb with the dictionary form ending in "dzu"

お花見[ohanami] cherry blossom viewing
御見えになる[omieninaru] to arrive
御見舞[omimai] calling on someone who is ill
様を見ろ[zamawomiro] serves you right!
じっと見る[jittomiru] to watch steadily

ジロジロ見る[jirojiromiru] to stare at
まじまじと見る[majimajitomiru] to take a long hard look at something
見す見す[misumisu] before one's own eyes
グループ見出し[guruupumidashi] group heading
意見[iken] opinion