Ambiguous
Ambiguous adjective - Having an often intentionally veiled or uncertain meaning.
Arduous and ambiguous are semantically related. In some cases you can use "Arduous" instead an adjective "Ambiguous".
Nearby Words: ambiguity, ambiguously
Mutual synonyms
Cite this Source
Arduous and Ambiguous. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/ambiguous/arduous
Ambiguous & Arduous. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/ambiguous/arduous>.
Arduous or Ambiguous. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/ambiguous/arduous.
Google Ngram Viewer shows how "ambiguous" and "arduous" have occurred on timeline