noun as in buoyancy/buoyance
noun as in geniality
He could not of course know of her severe training in sunniness.
She was sunniness itself, and her criticism of life—including her uncle—was fresh and breezy.
There returned in this springtide travel sunniness, halcyon weather, bright winds of praise.
But Corrie swung around with a face of open sunniness that shamed suspicion, his hands in the pockets of his long overcoat.
The retablo above the high altar is in its simplicity as refreshing as the light and sunniness of the church.
On this page you'll find 68 synonyms, antonyms, and words related to sunniness, such as: animation, bounce, cheerfulness, cheeriness, ebullience, and effervescence.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.