干渉[kanshou] interference
交渉[koushou] negotiations
交渉委員[koushouiin] negotiating committeemen
交渉員[koushouin] negotiators
渉外[shougai] public relations

渉外部[shougaibu] liaison department
徒渉[toshou] wade across
渉る[wataru] to cross over
内交渉[uchikoushou] preliminary negotiations
内政干渉[naiseikanshou] intervention