Significant
Significant adjective - Having great meaning or lasting effect.
Usage example: made a significant change in the procedure for applying for citizenship
Serious is a synonym for significant in important topic. In some cases you can use "Serious" instead an adjective "Significant", when it comes to topics like severe, portentous, momentous, telling. popular alternative
Serious
Serious adjective - Having a matter of importance as its topic.
Usage example: a very serious film that dealt with the aftermath of the Gulf War
Significant is a synonym for serious in important topic. You can use "Significant" instead an adjective "Serious", if it concerns topics such as severe, portentous, crucial. popular alternative
Nearby Words: seriously, seriousness
Mutual synonyms
Related pairs
- good and significant
- good and serious
- notable and significant
- notable and serious
- material and significant
- material and serious
- considerable and significant
- considerable and serious
- substantial and significant
- substantial and serious
- critical and significant
- critical and serious
- heavy and significant
- heavy and serious
Cite this Source
Serious and Significant. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/significant/serious
Significant & Serious. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/significant/serious>.
Serious or Significant. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/significant/serious.
Google Ngram Viewer shows how "significant" and "serious" have occurred on timeline