一元[ichigen] unitary
一元化[ichigenka] unification
一元的[ichigenteki] monistic
一元論[ichigenron] monism
一次元[ichijigen] one dimensional

一新紀元[isshinkigen] new era
隠元[ingen] beans
隠元豆[ingenmame] common bean (Phaseolus vulgaris)
家元[iemoto] head of a school (of music, dance)
火の元[hinomoto] origin of fire

延納[ennou] deferred payment
仮納[kanou] deposit
仮納金[kanoukin] deposit
仮納税[karinouzei] tax payment under protest
格納[kakunou] storage

格納庫[kakunouko] (aircraft) hangar
帰納[kinou] induction
帰納法[kinouhou] induction
結納[yuinou] engagement gift
献納[kennou] offering