謀議 is read as ぼうぎ (bougi) and means plot.
ぼうぎ
bougi
きょうどうぼうぎ
conspiracy
きゅうしゅぼうぎ
go into a huddle (over)
ぼうりゃく
scheme
むほん
rebellion
はかりごと
plan
むほんにん
rebel
しんぎ
deliberation
とうぎ
debate
こうぎ
protest
かくぎ
cabinet meeting
ひょうぎ
conference
いぎ
objection