Another Word for a Lobby or Waiting Area

This page is the CodyCross answer for the clue below from Underground Worlds, Group 2168, Puzzle 2 (Mammoth Cave).

Question is: Another Word for a Lobby or Waiting Area

and the answer is: ANTEROOM

Word Meaning:

ANTEROOM — A room before, or forming an entrance to, another; a waiting room.

Definitions from Wiktionary.