Retardation and Speeding up

Opposite meaning terms

Retardation noun - A usually gradual decrease in the pace or level of activity of something.

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Speeding up is an antonym for retardation.

Nearby Words: retarded, retarding

Definitions of Retardation not found.

Retardation is an antonym for speeding up in timing topic.

Cite this Source

Speeding up and Retardation. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/retardation/speeding_up

Retardation & Speeding up. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/retardation/speeding_up>.

Speeding up or Retardation. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/retardation/speeding_up.

Google Ngram Viewer shows how "retardation" and "speeding up" have occurred on timeline