Final answer:
Laertes is the name of Odysseus's aging father who lives on a farm in Ithaca and regains his spirit when Odysseus returns.
Step-by-step explanation:
The name of Odysseus's aging father who lives on a farm in Ithaca and regains his spirit when Odysseus returns is Laertes. In Greek mythology, Laertes was the father of Odysseus and was known for his strength and wisdom. When Odysseus returns after his long journey, Laertes is rejuvenated and plays a crucial role in the final conflict with the suitors.