Flimsy and Substantial

Opposite meaning words

Flimsy adjective - Being of a material lacking in sturdiness or substance.

Usage example: a flimsy scarf that was more for decoration than for warmth

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Substantial is an antonym for flimsy in topics: fragile, thin, unconvincing.

Substantial adjective - Having great meaning or lasting effect.

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Flimsy is an antonym for substantial.

Cite this Source

Substantial and Flimsy. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/flimsy/substantial

Flimsy & Substantial. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/flimsy/substantial>.

Substantial or Flimsy. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/flimsy/substantial.

Google Ngram Viewer shows how "flimsy" and "substantial" have occurred on timeline