相あい通つうずる

zuru verb, intransitive verb

be mutually understood; have a tacit understanding

Used when people understand each other without explicit words, often through shared feelings or unspoken agreement. Implies a deep, intuitive connection.

• 長なが年ねんの友ゆう人じんとは言こと葉ばがなくても心こころが相あい通つうずる。

  With a long-time friend, our hearts are mutually understood even without words.

• 彼かれとはなぜか気き持もちが相あい通つうずる。

  For some reason, our feelings are in sync.

zuru verb, transitive verb, intransitive verb

have a mutual connection; communicate with each other

Refers to a reciprocal link or communication, often abstract. Can be used for things like ideas, cultures, or systems that are interconnected. The transitive use is less common and often replaced by 相通じる in modern Japanese.

• 異ことなる文ぶん化かが相あい通つうずることで新あたらしい価か値ちが生うまれる。

  New values are born when different cultures connect with each other.

• この二ふたつの問もん題だいは深ふかく相あい通つうじている。

  These two problems are deeply interconnected.