commonwealth

US /ˈkɑː.mən.welθ/
UK /ˈkɑː.mən.welθ/
1.

mancomunidad

an independent country or community, especially a democratic republic.

2.

mancomunidad

an international association consisting of the UK together with states that were previously part of the British Empire, and dependencies. The British monarch is the symbolic head of the Commonwealth.