The Collaborative International Dictionary
Overrighteous
Overrighteous \O"ver*right"eous\, a. Excessively righteous; -- usually implying hypocrisy.
Wiktionary
overrighteous
a. Excessively righteous, perhaps hypocritically so.
Usage examples of "overrighteous".
Now that we are so willing to leave them to their overrighteous self-consciousness, they cry: "Crush our enemy, or they will subjugate us.
He was a stern, perhaps overrighteous man, though, as I suppose you know very well.