Doubtful and Returnless

Opposite meaning words

Doubtful adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.

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Returnless is an antonym for doubtful.

Definitions of Doubtful not found.

Doubtful is an antonym for returnless in inevitable topic.

Cite this Source

Returnless and Doubtful. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/doubtful/returnless

Doubtful & Returnless. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/doubtful/returnless>.

Returnless or Doubtful. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/doubtful/returnless.

Google Ngram Viewer shows how "doubtful" and "returnless" have occurred on timeline