Diligent
Diligent adjective - Involved in often constant activity.
Usage example: a student who has been unceasingly diligent in pursuit of a degree in mathematics
Laborious is a synonym for diligent in painstaking topic. In some cases you can use "Laborious" instead an adjective "Diligent", when it comes to topics like persevering, tireless, hard-working. archaic substitute
Nearby Words: diligence, diligently
Laborious
Laborious adjective - Involved in often constant activity.
Usage example: the volunteers have been commendably laborious in their cleanup of the beach
Diligent is a synonym for laborious in industrious topic. You can use "Diligent" instead an adjective "Laborious", if it concerns topics such as painstaking, hardworking, tireless. popular alternative
Mutual synonyms
Related pairs
Cite this Source
Laborious and Diligent. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/diligent/laborious
Diligent & Laborious. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/diligent/laborious>.
Laborious or Diligent. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/diligent/laborious.
Google Ngram Viewer shows how "diligent" and "laborious" have occurred on timeline