Irregular and Lumpy

Irregular

Irregular adjective - Not having a level or smooth surface.
Usage example: although the moon looks smooth from here, it actually has a very bumpy and irregular surface

Lumpy is a synonym for irregular in bumpy topic. In some cases you can use "Lumpy" instead an adjective "Irregular", when it comes to topics like uneven.

Nearby Words: irregularity, irregularly

Lumpy

Lumpy adjective - Having small pieces or lumps spread throughout.
Usage example: the lumpy mashed potatoes were cold as well

Irregular is a synonym for lumpy in knotty topic. You can use "Irregular" instead an adjective "Lumpy".

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