Heedless and Undauntable

Heedless

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

Undauntable and heedless are semantically related. In some cases you can use "Undauntable" instead an adjective "Heedless".

Nearby Words: heed, heedlessly, heedful

Undauntable

Undauntable adjective - Feeling or displaying no fear by temperament.
Usage example: the undauntable adventurers who crossed the trackless wilderness in search of El Dorado

Heedless and undauntable are semantically related. Sometimes you can use "Heedless" instead an adjective "Undauntable".
Cite this Source
Undauntable and Heedless. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/heedless/undauntable
Heedless & Undauntable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/heedless/undauntable>.
Undauntable or Heedless. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/heedless/undauntable.
Google Ngram Viewer shows how "heedless" and "undauntable" have occurred on timeline