Here are the possible solutions for downstairs wear clue
Answer
Clue
Relevancy
any
Clue
"... card, ___ card" (Last week: The two diagonally hidden 18-letter titles were "Up the Down Staircase" and "Upstairs, Downstairs." The latter answer turned downward at the D of "Downstairs.")
Definition
whichever
livery
Clue
Downstairs wear
Definition
the identifying uniform, badge, etc. of a member of a guild or one of the servants of a feudal lord