Irregular and Invalid

Irregular

Irregular noun - Merchandise that has imperfections; usually sold at a reduced price without the brand name.

Invalid and irregular are semantically related in criminal topic. In some cases you can use "Invalid" instead the word "Irregular" as a noun or an adjective.

Nearby Words: irregularity, irregularly

Invalid

Invalid noun - Someone who is incapacitated by a chronic illness or injury.

Irregular and invalid are semantically related in criminal topic. Sometimes you can use "Irregular" instead the word "Invalid" as a noun or an adjective.

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