S1T1A1I1R1C3A1S1E1
11 points
STAIRCASE is validvalid
[n STAIRCASES]
a flight of stairs, its supporting framework, and, usually, a handrail or banisters [n -S]
[n STAIRCASES]
a flight of stairs, its supporting framework, and, usually, a handrail or banisters [n -S]