Regular and Unwrinkled

Regular

Regular adjective - Appearing or occurring repeatedly from time to time.

Unwrinkled and regular are semantically related In some cases you can use "Unwrinkled" instead an adjective "Regular".

Unwrinkled

Unwrinkled adjective - Not wrinkled or creased.

Regular and unwrinkled are semantically related in even topic. Sometimes you can use "Regular" instead an adjective "Unwrinkled", if it concerns topics such as flat.
Cite this Source
Unwrinkled and Regular. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/regular/unwrinkled
Regular & Unwrinkled. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/regular/unwrinkled>.
Unwrinkled or Regular. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/regular/unwrinkled.
Google Ngram Viewer shows how "regular" and "unwrinkled" have occurred on timeline