Here are the possible solutions for staircase component clue
Answer
Clue
Relevancy
newel
Clue
Staircase component
Definition
a post supporting the handrail of a staircase
riser
Clue
Staircase component
step
Clue
Staircase component
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.")