Duly and Improperly

Duly

Duly adverb - In a manner suitable for the occasion or purpose.
Usage example: the perpetrators of this outrageous crime will be duly punished

Improperly is an antonym for duly in accordingly topic.

Improperly

Improperly adverb - In a mistaken or inappropriate way.

Duly is an antonym for improperly.

Nearby Word: improper
Cite this Source
Improperly and Duly. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/duly/improperly
Duly & Improperly. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/duly/improperly>.
Improperly or Duly. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/duly/improperly.
Google Ngram Viewer shows how "duly" and "improperly" have occurred on timeline