| HOUSE | One of the two chambers of a bicameral legislature; dwelling such as a bothy, cottage, grange, manor, rectory or vicarage; or, a theatre (5) |
| SHELTER | Protection from weather, such as a bothy (7) |
| LOWERHOUSE | Part of a bicameral legislature |
| CABIN | A compartment on a ship; a bothy, hut or other rude wooden habitation; a chalet or lodge for a holidaymaker or traveller; or, a railway signal box (5) |
| ATRIA | Chambers of a sort |
| WENDYHOUSE | Inspired by stories by J. M. Barrie, a child's toy dwelling such as the Queen's Welsh thatched example Y Bwthyn Bach in the grounds of the Royal Lodge (5,5) |
| ARTICLEI | It established a bicameral legislature |
| COTTAGE | Rural dwelling such as any of the ones forming Arlington Row in Bibury (7) |
| TOWNHOUSE | Now hot use can be made of a dwelling such as this (4,5) |
| SEPTUM | A partition separating two chambers, such as that between the nostrils or the chambers of the heart |
| DIET | Bicameral legislature of Japan, consisting of the House of Representatives (Shugiin) and the House of Councillors (Sangiin) (4) |
| VENTRICLE | Each of the two main chambers of the heart that receive blood from the atrium (9) |
| BICAMERAL | Composed of two chambers, such as legislative bodies like the U.S. Congress (9) |
| LODGES | A word for small dwellings, such as beavers' dens, cabins, cottages, gatehouses, porters' rooms or tents (6) |
| CONGRESS | Bicameral legislature of the US federal government (8) |
| STATESGENERAL | Bicameral legislature of the Netherlands (6,7) |
| ATRIUM | One of the two upper chambers of the heart (6) |
| SYSTOLE | The contraction of the chambers of the heart - especially the ventricles. (7) |
| HOUSES | Royal dynasties; green Monopoly pieces; or, dwellings such as cottages, granges, halls, rectories, mansions or residential buildings at boarding schools (6) |
| LEFTATRIUM | One of the four chambers of the heart (4,6) |
