Antonyms of adj childless

1 sense of childless

Sense 1
childless -- (without offspring; "in some societies a childless woman is rejected by her tribesmen")

INDIRECT (VIA unfruitful) -> fruitful -- (productive or conducive to producing in abundance; "be fruitful and multiply")

Similarity of adj childless

1 sense of childless

Sense 1
childless -- (without offspring; "in some societies a childless woman is rejected by her tribesmen")
       => unfruitful (vs. fruitful) -- (not fruitful; not conducive to abundant production)