Irregular
Irregular adjective - Departing from some accepted standard of what is normal.
Usage example: it was a bank customer's slightly irregular behavior that made people suspicious
Unusual is a synonym for irregular in abnormal topic. In some cases you can use "Unusual" instead an adjective "Irregular", when it comes to topics like inappropriate, unorthodox.
Nearby Words: irregularity, irregularly
Unusual
Unusual adjective - Noticeably different from what is generally found or experienced.
Usage example: we found some unusual shells by the high-tide mark while combing the beach
Irregular is a synonym for unusual in aberrant topic. Sometimes you can use "Irregular" instead an adjective "Unusual". rare substitute
Mutual synonyms
Related pairs
- rare and irregular
- rare and unusual
- exceptional and irregular
- exceptional and unusual
- singular and irregular
- singular and unusual
- unnatural and irregular
- unnatural and unusual
- queer and irregular
- queer and unusual
- abnormal and irregular
- abnormal and unusual
- extraordinary and irregular
- extraordinary and unusual
Both words in one sentence
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Also averted by "Myxomatosis," which sounds like it's in uncommon time due to the irregular cymbal hits and unusual synth pattern, but it's really in 4/4.
Source: Music / Radiohead
Cite this Source
Unusual and Irregular. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/irregular/unusual
Irregular & Unusual. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/irregular/unusual>.
Unusual or Irregular. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/irregular/unusual.
Google Ngram Viewer shows how "irregular" and "unusual" have occurred on timeline