Antonyms of adj ameliorative

1 sense of ameliorative

Sense 1
ameliorating (prenominal), ameliorative, amelioratory, meliorative -- (tending to ameliorate)

INDIRECT (VIA bettering) -> worsening -- (changing for the worse; "worried by the worsening storm")

Similarity of adj ameliorative

1 sense of ameliorative

Sense 1
ameliorating (prenominal), ameliorative, amelioratory, meliorative -- (tending to ameliorate)
       => bettering (vs. worsening) -- (changing for the better)