Cheer
Cheer verb - To declare enthusiastic approval of.
Hearten up and cheer are semantically related. In some cases you can replace term "Hearten up" with "Cheer", this verbs are similar.
Hearten up
Cite this Source
Hearten up and Cheer. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/cheer/hearten_up
Cheer & Hearten up. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/cheer/hearten_up>.
Hearten up or Cheer. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/cheer/hearten_up.
Google Ngram Viewer shows how "cheer" and "hearten up" have occurred on timeline