通じ合う (つうじあう)to be understood by each other (of thoughts, feelings, etc.); to be comprehended; to exchange with each other (thoughts, feelings, etc.)

to be understood by each other (of thoughts, feelings, etc.); to be comprehendedGodan verb with 'u' ending, intransitive verb
to exchange with each other (thoughts, feelings, etc.); to express to each other (e.g. intentions); to communicate with each otherGodan verb with 'u' ending, transitive verb

通じ合う, its kanji, and other words that share them.Open this graph

Kanji in 通じ合う

見通しみとおしunobstructed view; perspective
通信つうしんcorrespondence; communication
交通こうつうtraffic; transportation
共通きょうつうcommon; shared
普通ふつうnormal; ordinary
通常つうじょうusual; ordinary
通産省つうさんしょう(former) Ministry of International Trade and Industry (now Ministry of Economy, Trade and Industry); MITI
通貨つうかcurrency
合意ごうい(coming to an) agreement; consent
問い合わせといあわせenquiry; inquiry
総合そうごうsynthesis; coordination
試合しあいmatch; game
連合れんごうunion; alliance
会合かいごうmeeting; assembly
組合くみあいassociation; union
統合とうごうintegration; unification

See how 通じ合う connects to the rest of Japanese.