ダン 
() discuss () discussion
                   
だんごう (n,vs) (1) consultation, discussion, conference, (2) collusion, bid-rigging
だんしょう (n,vs) friendly chat
だんわ (n,vs) a talk, conversation

Links: KanjiDic: EDict : Wikimedia
Etymologies: 中文字譜 : 説文解字