exuberant

UK: /ɪgˈzjuːbərənt/ US: /ɪgˈzubərənt/ ,(ig zo̅o̅′bər ənt)

WordReference Random House Learner's Dictionary of American English © 2022

ex•u•ber•ant /ɪgˈzubərənt/   adj. 

1. overflowing with enthusiasm, excitement, or cheerfulness;
   vigorous:
   an exuberant welcome.

ex•u•ber•ant•ly, adv. 

WordReference Random House Unabridged Dictionary of American English © 2022

ex•u•ber•ant  (ig zo̅o̅′bər ənt), adj. 

1. effusively and almost uninhibitedly enthusiastic;
   lavishly abundant:
   an exuberant welcome for the hero.
2. abounding in vitality;
   extremely joyful and vigorous.
3. extremely good;
   overflowing;
   plentiful:
   exuberant health.
4. profuse in growth or production;
   luxuriant;
   superabundant:
   exuberant vegetation.

• Latin exūberant- (stem of exūberāns), present participle of exūberāre, equivalent. to ex- ex-¹ + ūberāre to be fruitful (derivative of ūber fertile); see -ant
• late Middle English 1425–75

ex•u′ber•ant•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

exuberant /ɪɡˈzjuːbərənt/ adj

1. abounding in vigour and high spirits; full of vitality
2. lavish or effusive; excessively elaborate
3. growing luxuriantly or in profusion

Etymology: 15th Century: from Latin exūberāns, from ūberāre to be fruitful, from ūber fertile

exˈuberance n