Irregular
Irregular adjective - Lacking in steadiness or regularity of occurrence.
Usage example: irregular mail delivery to the island
Slapdash and irregular are semantically related. In some cases you can use "Slapdash" instead an adjective "Irregular".
Nearby Words: irregularity, irregularly
Slapdash
Slapdash adjective - Lacking a definite plan, purpose, or pattern.
Usage example: the investigation of the charges against the mayor was slapdash and not very thorough
Mutual synonyms
Cite this Source
Slapdash and Irregular. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/irregular/slapdash
Irregular & Slapdash. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/irregular/slapdash>.
Slapdash or Irregular. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/irregular/slapdash.
Google Ngram Viewer shows how "irregular" and "slapdash" have occurred on timeline