Hey up.
I assume one gets inaugurated in an augurial seat:
inaugurate:
verb (inaugurated, inaugurating) 1 to place (a person) in office with a formal ceremony. Compare induct. 2 to mark the beginning of (some activity) with a formal ceremony or dedication, etc. 3 to mark the opening of (a new building or service), especially by being the first person to try it out. inauguration noun. inaugurator noun.
ETYMOLOGY: 17c: from Latin inaugurare, literally 'to take omens'; see augur.
(from the chambers 21st century dictionary,)
H.