一心不乱[isshinfuran] wholeheartedly
淫乱[inran] debauched
潰乱[kairan] corruption (of order, customs, etc.)
快刀乱麻[kaitouranma] solving a problem swiftly and skillfully
怪力乱神[kairyokuranshin] supernatural things

外乱[gairan] noise (interference)
狂乱[kyouran] fury
胡乱[uron] suspicious looking
混乱[konran] disorder
咲乱れる[sakimidareru] to bloom in profusion

風紀紊乱[fuukibinran] corrupt public morals
紊す[midasu] to throw out of order
紊れる[midareru] to be disordered
紊れ[midare] disorder

紊乱[binran] disorder
官紀紊乱[kankibinran] laxity in official discipline
綱紀紊乱[koukibinran] laxity in official discipline