Flaccid
Flaccid adjective - Not stiff in structure.
Weak
Weak adjective - Lacking strength of will or character.
Usage example: the opinion that overweight people are just weak individuals who easily give in to temptation
Flaccid is a synonym for weak in slack topic. You can use "Flaccid" instead an adjective "Weak", if it concerns topics such as flabby, not strong.
Mutual synonyms
Cite this Source
Weak and Flaccid. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/flaccid/weak
Flaccid & Weak. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/flaccid/weak>.
Weak or Flaccid. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/flaccid/weak.
Google Ngram Viewer shows how "flaccid" and "weak" have occurred on timeline