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Definition of buoyant:

  1. Bearing up, as a fluid; sustaining another body by being specifically heavier.
  2. Having the quality of rising or floating in a fluid; tending to rise or float; as, iron is buoyant in mercury.
  3. Light- hearted; vivacious; cheerful; as, a buoyant disposition; buoyant spirits.


lucky, smiling, rejoiced, chirpy, jocund, delighted, successful, dexterous, delightful, breezy, mirthful, joyous, blithesome, floaty, careful, corky, prosperous, cheerful, blessed, rapturous, blissful, perky, light, floating, jovial, rejoicing, attitude, felicitous, free and easy, debonair, cheering, fortunate, sprightly, good, blithe.

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