► 動詞仲介  [ちゅうかい]  [
仲介する]    
meaning:  broker  rank: 3☆ 
彼は二つの
取引先の仲介をした ⇨ He became a middleman between his two business partners
► 名詞仲介  [ちゅうかい]    
meaning:  broker  rank: 3☆ 仲介料 ⇨ Brokerage fee
More examples:- 彼は仲介役を自ら買って出た ⇨ He volunteered to be the mediator