attire
Concise Oxford English Dictionary © 2008 Oxford University Press:
attire /əˈtʌɪə(r)/ formal or literary
▶noun clothes, especially fine or formal ones. ▶verb (be attired) be dressed in clothes of a specified kind.
– origin ME: from OFr. atirier, atirer ‘equip’, from a tire ‘in order’.
'attire' also found in these Oxford entries:

