Here are the possible solutions for staircase upright clue
Answer
Clue
Relevancy
banister
Clue
Staircase upright
Staircase adjunct
Staircase rail
Staircase handrail
Rail beside a staircase
Definition
a stair handrail
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.")