Blithe
Blithe adjective - Having or showing a good mood or disposition.
Not serious and blithe are semantically related In some cases you can use "Not serious" instead an adjective "Blithe".
Not serious
Blithe and not serious are semantically related in tongue-in-cheek topic. Sometimes you can use "Blithe" instead an adjective phrase "Not serious", if it concerns topics such as ironic and insincere.
Mutual synonyms
Related pairs
Cite this Source
Not serious and Blithe. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/blithe/not_serious
Blithe & Not serious. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/blithe/not_serious>.
Not serious or Blithe. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/blithe/not_serious.
Google Ngram Viewer shows how "blithe" and "not serious" have occurred on timeline