What's the difference between effulgent and effulgently?

Effulgent

Definition:

• (a.) Diffusing a flood of light; shining; luminous; beaming; bright; splendid.

Example Sentences:

• (1) Beyond the effusive welcome of the enormous weeping willow, beyond the well-tended lawns grazed by peacocks and Canada geese, beyond the gardeners patiently watering the ornamental shrubberies, stand two equally effulgent but very different Palladian buildings, each in their own space and each exuding a sense of timeless solidity.

Effulgently

Definition:

• (adv.) In an effulgent manner.

Example Sentences:

• (1) Beyond the effusive welcome of the enormous weeping willow, beyond the well-tended lawns grazed by peacocks and Canada geese, beyond the gardeners patiently watering the ornamental shrubberies, stand two equally effulgent but very different Palladian buildings, each in their own space and each exuding a sense of timeless solidity.