What is another word for "chamber"?

Roget's Thesaurus (1911) lists these synonyms for "chamber": acquaintance, advocate, air, alembic, all, ally, alter, ambo, amigo, and, andiron, area, associate, athanor, auxiliary, backlog, bakehouse, bath, bedfellow, best, boiler, boon, bosom, brasier, burner, caboose, caldron, camboose, casual, central, childhood, chum, classman, classmate, coal, colleague, combustion, companion, compatriot, compeer.