Antonyms of adj prolific

2 senses of prolific

Sense 1
fecund, fertile, prolific -- (intellectually productive; "a prolific writer"; "a fecund imagination")

INDIRECT (VIA productive) -> unproductive -- (not producing or capable of producing; "elimination of high-cost or unproductive industries")

Sense 2
prolific, fertile -- (bearing in abundance especially offspring; "flying foxes are extremely prolific"; "a prolific pear tree")

INDIRECT (VIA fruitful) -> unfruitful -- (not fruitful; not conducive to abundant production)

Similarity of adj prolific

2 senses of prolific

Sense 1
fecund, fertile, prolific -- (intellectually productive; "a prolific writer"; "a fecund imagination")
       => productive (vs. unproductive) -- (producing or capable of producing (especially abundantly); "productive farmland"; "his productive years"; "a productive collaboration")

Sense 2
prolific, fertile -- (bearing in abundance especially offspring; "flying foxes are extremely prolific"; "a prolific pear tree")
       => fruitful (vs. unfruitful) -- (productive or conducive to producing in abundance; "be fruitful and multiply")