Ceremonial clothes (7)
I believe the answer is:
regalia
(Other definitions for regalia that I've seen before include "Finery" , "Algeria (anag)" , "Trappings of royalty" , "Royal items" , "Royal trappings" .)
I believe the answer is:
regalia
(Other definitions for regalia that I've seen before include "Finery" , "Algeria (anag)" , "Trappings of royalty" , "Royal items" , "Royal trappings" .)