noun

a style or arrangement of dress, especially an elaborate or unusual one.

her ridiculous Cossack’s get-up

outfit,clothes,costume,ensemble,suit,clothing,dress,attire,garments,garb,turnout,rig,uniform,livery,array,regalia,robes,finery,gear,togs,garms,duds,glad rags,clobber,kit,strip,rig-out,threads,apparel,raiment,habiliments,vestments,vesture,habit