Foundationless
Foundationless adjective - Having no basis in reason or fact.
Usage example: a careful investigation proved that the charges were foundationless
Flimsy and foundationless are semantically related. in justification topic. In some cases you can use "Flimsy" instead an adjective "Foundationless", when it comes to topics like without substantiation.
Flimsy
Flimsy adjective - Being of a material lacking in sturdiness or substance.
Foundationless and flimsy are semantically related. You can use "Foundationless" instead an adjective "Flimsy".
Mutual synonyms
Cite this Source
Flimsy and Foundationless. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/foundationless/flimsy
Foundationless & Flimsy. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/foundationless/flimsy>.
Flimsy or Foundationless. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/foundationless/flimsy.
Google Ngram Viewer shows how "foundationless" and "flimsy" have occurred on timeline