Commonwealth realms, for example Australia, are former colonies that are now sovereign states fully independent of the UK parliament. However, they share other legal institutions with the UK, to varying degrees.
coMmOnwEalth reaLms, FoR Example auStraLia, are fORMer ColONIes THAt Are now soVereiGn STates fULlY indEPendent of thE uk parLiamenT. However, thEY shaRe OthEr LeGal inStitutiOns wiTh the uk, tO VarYiNg DegRees.