Fishy
Fishy adjective - Giving good reason for being doubted, questioned, or challenged.
Without substantiation and fishy are semantically related. In some cases you can use "Without substantiation" instead an adjective "Fishy".
Without substantiation
Fishy and without substantiation are semantically related. You can use "Fishy" instead an adjective phrase "Without substantiation".
Mutual synonyms
Cite this Source
Without substantiation and Fishy. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/fishy/without_substantiation
Fishy & Without substantiation. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/fishy/without_substantiation>.
Without substantiation or Fishy. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/fishy/without_substantiation.
Google Ngram Viewer shows how "fishy" and "without substantiation" have occurred on timeline