Related Clues:

• One in line?
• Person receiving money of late
• Tune on the radio is next in line
• King's successor
• Probate figure
• Person making a will
• Bequest receiver
• Someone who's left something Eastern accepted by ambassador
• One receiving a bequest
• One born to receive
• Presumed successor
• Dismiss the odds of cheekier one being likely to succeed
• First son, often
• The British throne has one
• Crown prince, for example