lost — no longer possessed or retained: lost friends.
failed — unsuccessful; failed: a totally fail policy.
aided — to provide support for or relief to; help: to aid the homeless victims of the fire.
assisted — to give support or aid to; help: Please assist him in moving the furniture.
ceded — to yield or formally surrender to another: to cede territory.
guarded — cautious; careful; prudent: to be guarded in one's speech.
helped — to give or provide what is necessary to accomplish a task or satisfy a need; contribute strength or means to; render assistance to; cooperate effectively with; aid; assist: He planned to help me with my work. Let me help you with those packages.
protected — to defend or guard from attack, invasion, loss, annoyance, insult, etc.; cover or shield from injury or danger.
relinquished — to renounce or surrender (a possession, right, etc.): to relinquish the throne.
retreated — the forced or strategic withdrawal of an army or an armed force before an enemy, or the withdrawing of a naval force from action.