Flimsy and Valid

Opposite meaning words

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

Show all Definitions

Valid is an antonym for flimsy.

Valid adjective - Based on sound reasoning or information.

Usage example: only further investigation will show whether your theory is valid

Show all Definitions

Flimsy is an antonym for valid.

Nearby Words: validity, validation

Genetic or medical reasons, valid or not, will always be seen as flimsy excuses.

Source: Acceptable Lifestyle Targets

Cite this Source

Valid and Flimsy. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/flimsy/valid

Flimsy & Valid. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/flimsy/valid>.

Valid or Flimsy. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/flimsy/valid.

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