Adverb
In an egotistical manner.
Fancifully; whimsically.
Source: Webster's dictionaryI have worked for this restlessness oriented toward inward deepening. But "without authority.” Instead of conceitedly making myself out to be a witness for the truth and causing others rashly to want to be the same, I am an unauthorized poet who influences by means of the ideas. Soren Kierkegaard
he always acts so conceitedly! Source: Internet