The Prince of Wales is (the) 'heir apparent' to the throne of England.
The coach named her assistant as her 'heir apparent'.
She is the sole 'heir to' her family's fortune.
(..) I have gold. What can I buy with gratitude? You might be surprised. A Lannister always pays his debts. Your sister's a Lannister, too. My wife is heir to Winterfell. I could carve you out a big piece of it. If and may and could. It's bloody cold up north. Lollys is soft and warm. And close. (..)2014 TvShow: Game of Thrones Title: Mockingbird Season: 4 Episode 7