exuberant
He maintained a youthful exuberance for fieldwork.
The news made her feel a sort of irrational exuberance.
The wild plant's exuberance can smother herbaceous plants.
SMART Vocabulary: related words and phrases Excitement, interest, energy and enthusiasm
alacrity
animation
ardour
avidity
boosterism
commotion
frenzy
friskiness
frisson
frolic
get a buzz out of something/doing something
get-up-and-go
hubbub
pep
perkiness
physicality
piquancy
pizzazz
whirl
zealousness
You can also find related words, phrases, and synonyms in the topics:
Fertile or infertile land