hereditary

Last year, MPs backed plans to get rid of hereditary peers from the House of Lords.

Tim has a separate, hereditary kidney condition, called polycystic kidney disease.

Dubai is ruled as an absolute monarchy, with a hereditary royal family at the head of government, and was found by Amnesty international to jail political prisoners.

The Earl of Devon is what he calls an "unashamed" proponent of hereditary peers.

Huntington's is a hereditary disorder that slowly damages the brain, affecting the ability to walk, talk, eat, drink, make decisions and live independently.