Rapid
Rapid adjective - Moving, proceeding, or acting with great speed.
Subitaneous and rapid are semantically related In some cases you can use "Subitaneous" instead an adjective "Rapid".
Subitaneous
Rapid and subitaneous are semantically related in fast topic. Sometimes you can use "Rapid" instead an adjective "Subitaneous".
Mutual synonyms
Related pairs
Cite this Source
Subitaneous and Rapid. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/rapid/subitaneous
Rapid & Subitaneous. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/rapid/subitaneous>.
Subitaneous or Rapid. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/rapid/subitaneous.
Google Ngram Viewer shows how "rapid" and "subitaneous" have occurred on timeline