General opposites:
* Pleasant: This is a general opposite, meaning agreeable and enjoyable.
* Charming: This suggests a captivating and endearing personality.
* Humble: This implies a lack of arrogance or boastfulness.
* Polite: This focuses on respectful and courteous behavior.
* Considerate: This suggests thoughtfulness and empathy for others.
* Discreet: This implies a lack of attention-seeking behavior.
* Subtle: This focuses on a lack of overtness or loudness.
Opposites in specific contexts:
* Quiet: This is the opposite of obnoxious when referring to loudness or boisterousness.
* Reserved: This is the opposite of obnoxious when referring to being overly forward or assertive.
* Inoffensive: This focuses on not being hurtful or upsetting to others.
* Tasteful: This suggests a sense of refinement and good judgment.
The best opposite for "obnoxious" depends on the specific situation and how it is being used.