Defend
What it means
Meaning 1
Keep a person, place, or principle safe from harm or loss.
Reach for it when describing active protection when something valuable is threatened
Local volunteers formed a line to defend the young trees from grazing cattle.
Meaning 2
Give reasons or evidence in support of someone or something challenged.
Reach for it when standing up for a person, idea, or right against criticism
The editor returned to the meeting to defend the reporter's careful work.