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extremely; in the extreme; knows no bounds (e.g. rudeness); unparalleled
boundless (e.g. universe, ocean); limitless
彼とは仕事を通じた近づきだ。
He is an acquaintance through work.
近づきになれて光栄です。
It is an honor to make your acquaintance.
その近づきは海外に住んでいるそうだ。
I hear that acquaintance lives abroad.