Buoy Up Synonyms and Antonyms

Become more cheerful
(Verb)
Synonyms:
  1. lighten
  2. keep afloat
  3. sustain
  4. lighten-up
  5. uplift
  6. hearten
Keep afloat
(Verb)
Synonyms:
  1. buoy
Antonyms:
  1. weigh down