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.
(..) But isn't your stepmother pregnant? What of it? What happens if she has a boy? Then I'll have a baby brother. But he'll be the heir. I'm Lord Bolton's eldest son. But you're a bastard. A trueborn will always have the stronger claim. I've been naturalized (..)2015 TvShow: Game of Thrones Title: The Gift Season: 5 Episode 7