| adjective | joyously unrestrained |
| adjective | unrestrained, especially with regard to feelings “extravagant praise” |
| adjective | produced or growing in extreme abundance “their riotous blooming” |
| ebullience | noun | overflowing with eager enjoyment or approval |
| exuberate | verb | to express great joy |
| exuberance | noun | joyful enthusiasm |
| high-spiritedness | noun | exuberant liveliness |
| excessiveness | noun | immoderation as a consequence of going beyond sufficient or permitted limits |
| extravagance | noun | the quality of exceeding the appropriate limits of decorum or probability or truth |
| lushness | noun | the property of being lush and abundant and a pleasure to the senses |
| luxuriate | verb | thrive profusely or flourish extensively |
| luxuriance | noun | the property of being lush and abundant and a pleasure to the senses |
| profuseness | noun | the property of being extremely abundant |