Related Clues:

• Nag for chores with ear bent
• Absurd pride, e.g. over European ancestry
• Tree spreads if gardener cuts odd bits
• Line of descent of a pure-bred animal
• Breeding
• Breeding exercises understand about energy
• Exercise detective getting half a greeting down the line
• Your own flesh and blood presumably had a part in Roots
• Wire-report topic
• Some quadruped I greet, as thoroughbred
• 'Being in sport is exciting' (Shearer and co)
• Stock exercise like runs initially everyone enjoys
• Probe into father of French and English descent
• In a tizzy, gripe about daughter seen uncovered in family history
• Line edited in letter by politician cut short