Perk up
Perk up verb - To become glad or hopeful.
Strengthen and perk up are semantically related. In some cases you can use "Strengthen" instead a verb "Perk up".
Strengthen
Strengthen verb - To increase the ability of (as a muscle) to exert physical force.
Perk up and strengthen are semantically related. Sometimes you can use "Perk up" instead a verb "Strengthen".
Nearby Words: strength, strengthening
Mutual synonyms
Related pairs
Cite this Source
Strengthen and Perk up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/perk_up/strengthen
Perk up & Strengthen. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/perk_up/strengthen>.
Strengthen or Perk up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/perk_up/strengthen.
Google Ngram Viewer shows how "perk up" and "strengthen" have occurred on timeline