Brighten
Brighten verb - To become glad or hopeful.
Pep up and brighten are semantically related. in buck up topic. In some cases you can use "Pep up" instead a verb "Brighten", when it comes to topics like make happy. informal substitute
Pep up
Pep up verb - To give life, vigor, or spirit to.
Mutual synonyms
Related pairs
Cite this Source
Pep up and Brighten. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/brighten/pep_up
Brighten & Pep up. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/brighten/pep_up>.
Pep up or Brighten. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/brighten/pep_up.
Google Ngram Viewer shows how "brighten" and "pep up" have occurred on timeline