Synonyms for Invigorate (same or very similar meaning)
WordNet sense 1 (heighten or intensify):
animate, enliven, exalt, inspire, animate
WordNet sense 2 (give life or energy to):
quicken
WordNet sense 3 (make lively):
liven, liven up
WordNet sense 4 (impart vigor, strength, or vitality to):
reinvigorate
From the ODE community, based on WordNet
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