
1) British Commons 2) Legislative branch
Found on
https://www.crosswordclues.com/clue/lower-house

A lower house is one of two chambers of a bicameral legislature, the other chamber being the upper house. Despite its official position `below` the upper house, in many legislatures worldwide, the lower house has come to wield more power. A legislature composed of only one house is described as unicameral. == Common attributes == In comparison w.....
Found on
http://en.wikipedia.org/wiki/Lower_house

a house of a two-chamber Parliament, usually having more members than the upper house, and whose members usually represent electorates with similar numbers of voters; the House of Representatives is the lower house in the Australian Federal Parliament
Found on
https://www.aph.gov.au/help/glossary

one of two branches of a legislature, generally more representative and with more members than the upper branch.
Found on
https://www.infoplease.com/dictionary/lower-house
No exact match found.