Vertical Shaft in a Building With Flights of Steps
This page is the CodyCross answer for the clue below from Small World, Group 683, Puzzle 2 (Pixies and Elves).
Question is: Vertical Shaft in a Building With Flights of Steps
and the answer is: STAIRWELL
Word Meaning:
STAIRWELL — A shaft in a multi-story building enclosing a stairway or staircase.
Definitions from Wiktionary.