Achievable and Undoable

Opposite meaning words

Achievable adjective - Capable of being done or carried out.

Usage example: I think that retirement at 55 is an achievable goal

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Undoable is an antonym for achievable.

Undoable adjective - Incapable of being solved or accomplished.

Usage example: a combat mission of that type is not only undoable, it's foolish

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Achievable is an antonym for undoable.

Cite this Source

Undoable and Achievable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/achievable/undoable

Achievable & Undoable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/achievable/undoable>.

Undoable or Achievable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/achievable/undoable.

Google Ngram Viewer shows how "achievable" and "undoable" have occurred on timeline