Synonyms of buoyancy in English:

buoyancy


See definition of buoyancy

noun

1‘the drum's buoyancy forced it up again’

SYNONYMS
ability to float, tendency to float, lightness
rare floatability

2‘the buoyancy of the salt water’

SYNONYMS
lift, lifting effect

3‘the buoyancy of her personality’

SYNONYMS
cheerfulness, cheeriness, happiness, light-heartedness, carefreeness, brightness, gladness, merriment, joy, bounce, effervescence, blitheness, sunniness, breeziness, jollity, joviality, animation, liveliness, life, sprightliness, jauntiness, ebullience, high spirits, vivacity, vitality, verve, sparkle, zest
optimism, confidence, hope, bullishness, sanguineness, positiveness
informal pep, zing, zip
ANTONYMS

depression, pessimism

4‘the buoyancy of the market’

SYNONYMS
vigour, strength, high level of activity, burgeoning, resilience, growth, development, progress, improvement, expansion, mushrooming, snowballing, ballooning
ANTONYMS

depression