Slow
Slow adjective - Not having or showing an ability to absorb ideas readily.
Usage example: the slower students worked together in a separate group
Simple is a synonym for slow in ability topic. In some cases you can use "Simple" instead an adjective "Slow", when it comes to topics like unintelligent.
Simple
Simple adjective - Not having or showing an ability to absorb ideas readily.
Usage example: don't be so quick to characterize people who have trouble with computers as simple
Slow is a synonym for simple in feeble-minded topic. Sometimes you can use "Slow" instead an adjective "Simple", if it concerns topics such as ability.
Cite this Source
Simple and Slow. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/slow/simple
Slow & Simple. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/slow/simple>.
Simple or Slow. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/slow/simple.
Google Ngram Viewer shows how "slow" and "simple" have occurred on timeline