General Antonyms:
* Fertile: This is a common antonym, meaning productive and capable of producing growth.
* Fruitful: This suggests abundance and success, particularly in terms of production.
* Abundant: This refers to a large quantity or supply.
* Plentiful: Similar to abundant, this indicates a large amount available.
* Rich: This can refer to a land being fertile, or a place having many resources.
Specific Antonyms:
* For a barren landscape: Lush, verdant, flourishing
* For a barren person: Creative, productive, gifted
* For a barren conversation: Lively, stimulating, engaging
Other Considerations:
* Empty: This is a common antonym, but it can be more vague than the others.
* Productive: This is a more functional antonym, suggesting the ability to produce something.
The best antonym will depend on the specific context and the intended meaning.