What three words could you use to describe australia’s government

The three words are used to describe the Australian Government is the Commonwealth Government, Majesty's Government or it is called the Federal Government.

Explanation:  

The Australian government is officially the 'Commonwealth of Australia', in 'Australian continent' is a sovereign country covering the mainland. The legislature is known as the Parliament of Australia and it is called as a simply Parliament. It is made of 'democratically elected representatives' from Australian government.

Both British and North American governments influence Australia's system of government is influenced. Australia is governed by the federal government and the territory governments. The Governor-General also issues writs for elections, sets up royal commissions of inquiry, awards Australian honours, opens Parliament and welcomes visiting the head of states.