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

胡麻化し[gomakashi] hanky-panky
荏胡麻[egoma] egoma (type of perilla)
荏胡麻油[egomayu] egoma seed oil
胡獱[todo] Steller's sea lion
胡国[kokoku] North China barbarian nations

胡床[agura] sitting cross-legged (i.e. Indian style)
胡床をかく[agurawokaku] to sit cross-legged
胡散臭い[usankusai] suspicious looking
胡桃[kurumi] walnut
胡麻[goma] sesame (seeds)