Explanation

• The word 'Barren' means (of land) too poor to produce much or any vegetation.
• The antonyms of the word 'Barren' are "fruitful, fertile, productive".
• From the antonym of the given word, we can say that the word 'Fruitful' is the opposite in meaning.
• The word 'Fruitful' means (of a tree, plant, or land) producing much fruit; fertile.