Cheer up
Cheer up verb - To become glad or hopeful.
Lighten up and cheer up are semantically related. In some cases you can use "Lighten up" instead a verb "Cheer up".
Lighten up
Lighten up verb - Become more cheerful.
Cheer up and lighten up are semantically related. Sometimes you can use "Cheer up" instead a verb "Lighten up".
Cite this Source
Lighten up and Cheer up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/cheer_up/lighten_up
Cheer up & Lighten up. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/cheer_up/lighten_up>.
Lighten up or Cheer up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/cheer_up/lighten_up.
Google Ngram Viewer shows how "cheer up" and "lighten up" have occurred on timeline