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to sever; to cut off
to suppress; to eradicate; to exterminate
to abstain (from); to give up
甘いものを絶つのは思った以上に辛い。
Cutting out sweets is harder than I expected.
二国間の交流を絶つわけにはいかない。
We cannot sever the exchange between the two countries.
悪い習慣を絶つために毎日努力している。
I make an effort every day to break bad habits.