Irregular and Systematic

Irregular

Irregular adjective - Lacking in steadiness or regularity of occurrence.
Usage example: irregular mail delivery to the island

Systematic is an antonym for irregular in topics: variable, abnormal, bumpy, random.

Nearby Words: irregularity, irregularly

Systematic

Systematic adjective - Following a set method, arrangement, or pattern.
Usage example: systematic elimination and reintroduction of certain foods to determine what he's allergic to

Irregular is an antonym for systematic.

Cite this Source
Systematic and Irregular. (2016). Retrieved 2022, June 25, from https://thesaurus.plus/related/irregular/systematic
Irregular & Systematic. N.p., 2016. Web. 25 Jun. 2022. <https://thesaurus.plus/related/irregular/systematic>.
Systematic or Irregular. 2016. Accessed June 25, 2022. https://thesaurus.plus/related/irregular/systematic.
Google Ngram Viewer shows how "irregular" and "systematic" have occurred on timeline