Heedless and Up on

Opposite meaning terms

Heedless adjective - Not paying or showing close attention especially for the purpose of avoiding trouble.

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Up on is an antonym for heedless.

Nearby Words: heed, heedlessly, heedful

Up on adjective - Being up to particular standard or level especially in being up to date in knowledge.

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Heedless is an antonym for up on in knowledgeable topic.

Cite this Source

Up on and Heedless. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/heedless/up_on

Heedless & Up on. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/heedless/up_on>.

Up on or Heedless. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/heedless/up_on.

Google Ngram Viewer shows how "heedless" and "up on" have occurred on timeline