Heedless and Predeterminate
Opposite meaning words
Heedless
Heedless adjective - Not paying or showing close attention especially for the purpose of avoiding trouble.
Predeterminate is an antonym for heedless.
Predeterminate
Cite this Source
Predeterminate and Heedless. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/heedless/predeterminate
Heedless & Predeterminate. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/heedless/predeterminate>.
Predeterminate or Heedless. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/heedless/predeterminate.
Google Ngram Viewer shows how "heedless" and "predeterminate" have occurred on timeline