Dud and Invalid

Dud

Dud adjective - Failing to detonate; especially not charged with an active explosive.

Invalid and dud are semantically related. in bad topic. In some cases you can use "Invalid" instead an adjective "Dud".

Nearby Word: dude

Invalid

Invalid adjective - Chronically or repeatedly suffering from poor health.

Dud and invalid are semantically related. Sometimes you can use "Dud" instead an adjective "Invalid".

How words are described

total total dud total invalid
Cite this Source
Invalid and Dud. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/dud/invalid
Dud & Invalid. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/dud/invalid>.
Invalid or Dud. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/dud/invalid.
Google Ngram Viewer shows how "dud" and "invalid" have occurred on timeline