to stop doing or being involved in something
何かをやめること、または何かに関与しないこと (nanika o yameru koto, matawa nanika ni kan'yo suru koto o yameru)
"He decided to turn away from politics."
"彼は政治から手を引くことに決めた。" (Kare wa seiji kara te o hiku koto ni kimeta)
to reduce the intensity or amount of something
to protect oneself against potential loss or risk
to remove waste or unwanted materials
to gain control of another company by buying it
to prove to be something in the end
to end a relationship with someone; to abandon