Related Clues:

• Envoys securing entrance to estate they inherit
• If someone's passed they are entitled to succeed
• Those who inherit
• Hopeful types' condescending manner spoken of
• They're willing?
• They need the will to succeed
• He is about right: they do succeed
• They take over some houses
• They succeed in their schemes
• They stand to gain property on a river
• Juniors, maybe
• Ones who have it coming to them?
• Kings-to-be
• Those who have inherited pretentious manners, by the sound of it
• List in a will