Casa Chamber is a Spanish term that refers to a room or hall in a house. The four crossword solutions for this term are SALA (4 letters), SALAS (5 letters), SENORA (6 letters) and SENOR (5 letters). SALA is the singular form of the word, meaning a single room or chamber, while SALAS is the plural form, referring to multiple rooms or chambers. SENORA is the feminine form of the word, referring to a female owner of the house, while SENOR is the masculine form, referring to a male owner of the house.