Breakthrough
Breakthrough noun - An instance of notable progress in the development of knowledge, technology, or skill.
Ongoing and breakthrough are semantically related. In some cases you can use "Ongoing" instead a noun "Breakthrough".
Ongoing
Ongoing adjective - Being in progress or development.
Breakthrough and ongoing are semantically related. Sometimes you can use "Breakthrough" instead a noun "Ongoing".
Mutual synonyms
Cite this Source
Ongoing and Breakthrough. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/breakthrough/ongoing
Breakthrough & Ongoing. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/breakthrough/ongoing>.
Ongoing or Breakthrough. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/breakthrough/ongoing.
Google Ngram Viewer shows how "breakthrough" and "ongoing" have occurred on timeline