ヨガの流行[yoganoryuukou] the cult of yoga
亜流[aryuu] bad second
暗流[anryuu] undercurrent
一次電流[ichijidenryuu] primary current
一流[ichiryuu] first-class

溢流[itsuryuu] overflow
渦流[karyuu] swirling current
押流す[oshinagasu] to wash away
横流し[yokonagashi] diversion into illegal channels
横流れ[yokonagare] flowing into the black market

漱ぐ[yusugu] to rinse
枕流漱石[chinryuusouseki] sore loser stubbornly refusing to admit being wrong and adhering to the far-fetched argument
漱石枕流[sousekichinryuu] sore loser stubbornly refusing to admit being wrong and adhering to the far-fetched argument

盥漱[kansou] washing one's hands and rinsing one's mouth
石に漱ぎ流れに枕す[ishinikuchisusuginagarenimakurasu] refusing to admit being wrong and adhering to the far-fetched argument
漱ぐ[kuchisusugu] to gargle