undeanv.
Origin: Formed within English, by derivation. Etymons: un- prefix2, dean n.1
Etymology: < un- prefix2 + dean n.1Previous versions of the OED give the stress as: unˈdean.
1857 A. Trollope xlvi Thorne gave him a look which undeaned him completely.
This entry has not yet been fully updated (first published 1921; most recently modified version published online September 2021).