In a self-righteous manner.

Confidence in one's own righteousness, self-assurance, smug.

In a righteous manner.

superlative form of right: most right

(archaic) second-person singular simple present form of right

One who sets right; one who does justice or redresses wrong.

comparative form of right: more right

(transitive) To make right; correct. / (transitive) To set right or upright; right.

Third-person singular simple present indicative form of righten

simple past tense and past participle of righten