御三時[osanji] three-o'clock snack
三鞭酒[shanpen] champagne
球面三角法[kyuumensankakuhou] spherical trigonometry
胸三寸[munesanzun] heart
元三[ganzan] New Year's period (January 1st to 3rd)

五十三次[gojuusantsugi] the 53 Toukaidou stages
向こう三軒[mukousangen] one's next three neighbors
降三世明王[gouzanzemyouou] Trailokyavijaya Vidya-raja
再三[saisan] again and again
再三再四[saisansaishi] repeatedly

カード会員[kaadokaiin] (credit) card holder
ユダヤ教会堂[yudayakyoukaidou] synagogue
委員会[iinkai] committee
医会[ikai] medical society
医師会[ishikai] medical association

井戸端会議[idobatakaigi] content-free chat
育英会[ikueikai] scholarship society
一期一会[ichigoichie] once-in-a-lifetime encounter (hence should be cherished as such)
一般会計[ippankaikei] general accounting and finance
一般社会[ippanshakai] general public

いかなる場合でも[ikanarubaaidemo] in any case
このような場合に[konoyounabaaini] in this kind of situation
この場合[konobaai] in this case
そうでない場合は[soudenaibaaiha] if this is not the case
その場合には[sonobaainiha] in that case

繋ぎ合わせる[tsunagiawaseru] to connect
どの場合にも[donobaainimo] in any case
シアン化合物[shiankagoubutsu] cyanide
ボクシングの試合[bokushingunoshiai] boxing bout
亜米利加合衆国[amerikagasshuukoku] United States of America