Exuberant (adjective)
Very high-spirited; extremely energetic and enthusiastic.
Exuberant (adjective)
Abundant, luxuriant, profuse, superabundant.
Exorbitant (adjective)
Exceeding proper limits; extravagant; excessive or unduly high.
“You also have to pay exorbitant interest if you have credit card debt.”
Wiktionary
Exuberant (adjective)
full of energy, excitement, and cheerfulness
“a noisy bunch of exuberant youngsters”
Exuberant (adjective)
characterized by a vigorously imaginative artistic style
“exuberant, over-the-top sculptures”
Exuberant (adjective)
growing luxuriantly or profusely
“exuberant foliage”
Exorbitant (adjective)
(of a price or amount charged) unreasonably high
“some hotels charge exorbitant rates for phone calls”
Oxford Dictionary