異議[igi] objection
異議なく[iginaku] without demur
井戸端会議[idobatakaigi] content-free chat
一議[ichigi] word (opinion, objection)
円卓会議[entakukaigi] round-table conference

横議[ougi] arguing persistently
下院議[kaingi] lower house (of Parliament, etc.)
下院議員[kaingiin] member of the lower house
下院議長[kaingichou] Speaker of the House (US, etc.)
下協議[shitakyougi] preliminary conference

閣下[kakka] your Excellency
閣外[kakugai] outside the Cabinet
閣議[kakugi] cabinet meeting
閣僚[kakuryou] cabinet ministers
閣僚レベル[kakuryoureberu] cabinet-level

空中楼閣[kuuchuuroukaku] castle in the air
組閣[sokaku] formation of a cabinet
単独内閣[tandokunaikaku] one-party cabinet
中間内閣[chuukannaikaku] interim cabinet
天守閣[tenshukaku] castle tower