Analysis of information sources in references of the Wikipedia article "Théoden" in English language version.
'the chief of a :þeod (a nation, people)'... His name as King, Theoden "Ednew," comes from the Old English ed-niowe, 'To recover, renew.'
The key dramatic determinant in Lesnie's method was the change that comes over King Théoden (Bernard Hill) after Gandalf lifts Saruman's spell.