Indomitable and Indefatigable

Indomitable

Indomitable adjective - Incapable of being defeated, overcome, or subdued.

Indefatigable and indomitable are semantically related In some cases you can use "Indefatigable" instead an adjective "Indomitable".

Nearby Word: indomitably

Indefatigable

Indefatigable adjective - Showing no signs of weariness even after long hard effort.

Indomitable and indefatigable are semantically related in unrelenting topic. Sometimes you can use "Indomitable" instead an adjective "Indefatigable".
Cite this Source
Indefatigable and Indomitable. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/indomitable/indefatigable
Indomitable & Indefatigable. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/indomitable/indefatigable>.
Indefatigable or Indomitable. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/indomitable/indefatigable.
Google Ngram Viewer shows how "indomitable" and "indefatigable" have occurred on timeline