Dud
Dud adjective - Failing to detonate; especially not charged with an active explosive.
Regrettable and dud are semantically related. In some cases you can use "Regrettable" instead an adjective "Dud".
Nearby Word: dude
Regrettable
Regrettable adjective - Of a kind to cause great distress.
Dud and regrettable are semantically related. Sometimes you can use "Dud" instead an adjective "Regrettable".
Cite this Source
Regrettable and Dud. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/dud/regrettable
Dud & Regrettable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/dud/regrettable>.
Regrettable or Dud. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/dud/regrettable.
Google Ngram Viewer shows how "dud" and "regrettable" have occurred on timeline