adviserate
/ədˈvʌɪzərət/noun
1Usually with capital initial. In Bahrain: the office or establishment of the person appointed as principal British adviser to the head of state. Also: the (former) residence of this adviser. Compare adviser. Now historical.
2 Generally. The office, position, or establishment of an adviser; a group of advisers; an advisory body.
Origin
1930s; earliest use found in Annual Reports Year 1356. From adviser + -ate.