ANTECHAMBERS
Scrabble letter values: A1N1T1E1C3H4A1M3B3E1R1S1 = 21
Definition
ANTECHAMBERS is the plural of ANTECHAMBER.
noun ANTECHAMBER: a large entrance or reception room or area.
Synonyms of ANTECHAMBER: anteroom, entrance_hall, hall, foyer, lobby, vestibule