Questionable and Unmodifiable

Opposite meaning words

Questionable adjective - Giving good reason for being doubted, questioned, or challenged.

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Unmodifiable is an antonym for questionable.

Unmodifiable adjective - Incapable of being modified in form or character or strength (especially by making less extreme).

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Questionable is an antonym for unmodifiable in intent topic.

Cite this Source

Unmodifiable and Questionable. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/questionable/unmodifiable

Questionable & Unmodifiable. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/questionable/unmodifiable>.

Unmodifiable or Questionable. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/questionable/unmodifiable.

Google Ngram Viewer shows how "questionable" and "unmodifiable" have occurred on timeline