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

羽振り[haburi] plumage
下げ振り[sagefuri] plummet
加振[kashin] excitation
割振り[warifuri] assignment
割振る[warifuru] to assign

久し振りに[hisashiburini] after a long time
久し振り[hisashiburi] a long time (since the last time)
久方振り[hisakataburi] long time (since the last time)
共振[kyoushin] resonance
勤め振り[tsutomeburi] assiduity