- buck up as a verb:
- 1
buck up
verb
1 buck up
Gain courage.
synonym: take heart.
Moby thesaurus: animate, assure, bolster, brace, brace up, brighten up, brisk, brisken, cheer, cheer up, chirk up, console, embolden, encourage, enliven, exhilarate, fortify, fresh up, freshen, freshen up ... show more.
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