ごぜん
午前 morning A.M. am 御前 Your Excellency the (Imperial) presence

ごぜんかいぎ
御前会議 ご前会議 Imperial Council

ごぜんさま
午前様 person who stays out all night

ごぜんちゅう
午前中 this morning in the morning throughout the morning

ごぜんをのく
御前を退く ご前を退く to withdraw from the presence (of the Emperor)