Ameliorate and Cross up
Opposite meaning terms
Ameliorate
Cross up
Cross up verb - To reduce the soundness, effectiveness, or perfection of.
Usage example: your refusal to cooperate will cross up the whole investigation
Ameliorate is an antonym for cross up.
Cite this Source
Cross up and Ameliorate. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/ameliorate/cross_up
Ameliorate & Cross up. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/ameliorate/cross_up>.
Cross up or Ameliorate. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/ameliorate/cross_up.
Google Ngram Viewer shows how "ameliorate" and "cross up" have occurred on timeline