Placid and Roisterous

Placid

Placid adjective - Free from emotional or mental agitation.

Roisterous is an antonym for placid.

Nearby Words: placidity, placidly

Roisterous

Roisterous adjective - Being rough or noisy in a high-spirited way.
Usage example: students were told that it was possible to have a roisterous victory celebration without resorting to violence

Placid is an antonym for roisterous.
Cite this Source
Roisterous and Placid. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/placid/roisterous
Placid & Roisterous. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/placid/roisterous>.
Roisterous or Placid. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/placid/roisterous.
Google Ngram Viewer shows how "placid" and "roisterous" have occurred on timeline