What are the opposite words for obnoxiously?

Obnoxiously is an adverb used to describe something that is extremely unpleasant and annoying. The antonyms for 'obnoxiously' include pleasant, courteous, politely, amicably, charmingly, agreeably, and genially. When used in a sentence, they would be: "She smiled politely, not obnoxiously when she greeted him"; "She spoke charmingly and not obnoxiously when presenting the proposal to the board." Obnoxiously is a negative term that's best avoided in communication. Using its antonyms in its place can create a more positive and polite tone.