Impugnable and Questionable

Impugnable

Impugnable adjective - Subject to being discredited.

Questionable and impugnable are semantically related. in doubtful topic. In some cases you can use "Questionable" instead an adjective "Impugnable".

Questionable

Questionable adjective - Subject to question.
Usage example: questionable motives

Impugnable and questionable are semantically related. You can use "Impugnable" instead an adjective "Questionable".

Cite this Source
Questionable and Impugnable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/impugnable/questionable
Impugnable & Questionable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/impugnable/questionable>.
Questionable or Impugnable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/impugnable/questionable.
Google Ngram Viewer shows how "impugnable" and "questionable" have occurred on timeline