also: ばくげき
noun
close friendship; cordial relations
Literary or formal term for a very close, intimate friendship. Often used in the set phrase 莫逆の友 (close friend).
彼とは莫逆の友だ。
He is a close friend of mine.
二人の間には莫逆の交わりがある。
There is a deep friendship between the two.
From Chinese 莫逆 (mònì), literally 'none opposing', implying a relationship so close that nothing can come between the two people.