The Collaborative International Dictionary of English v.0.48:

Liveried \Liv"er*ied\, a.
   Wearing a livery. See Livery, 3.
   [1913 Webster]

         The liveried servants wait.              --Parnell.
   [1913 Webster]

WordNet (r) 3.0 (2006):

liveried
    adj 1: wearing livery; "liveried footmen stood on the palace
           steps" [ant: unliveried]

Moby Thesaurus II by Grady Ward, 1.0:

37 Moby Thesaurus words for "liveried":
   appareled, arrayed, attired, bedecked, breeched, capped, chausse,
   clad, cloaked, clothed, coifed, costumed, decked, dight, disguised,
   dressed, endued, garbed, garmented, gowned, habilimented, habited,
   hooded, invested, mantled, pantalooned, raimented, rigged out,
   robed, shod, shoed, tired, togged, tricked out, trousered, vested,
   vestmented