蚤取粉[nomitoriko] flea powder
蚤の市[nominoichi] flea market
蚤の夫婦[nominofuufu] couple in which the wife is bigger than the husband
砂蚤[sunanomi] chigoe

蚤虫[nomimushi] springtail
猫蚤[nekonomi] cat flea (Ctenocephalides felis)
蚤取り首輪[nomitorikubiwa] flea collar

一念発起[ichinenhokki] being resolved to (do something)
引き起す[hikiokosu] to cause
縁起[engi] omen
喚起[kanki] arousal
起きる[okiru] to get up

起上る[okiagaru] to rise
起す[okosu] to raise
起こり得る[okoriuru] to be possible to occur
起る[okoru] to occur
起つ[tatsu] to rise up