jocundity

The only thing that now distinguished this portion of the beach from the rest was a certain heightened jocundity in the advertisements on the sides of the bathing-machines at that spot.

Learned and meditative as was Sir Thomas More, a jesting humour, a philosophical jocundity, indulged on important as well as on ordinary occasions, served his wise purpose.

She carried a delightful jocundity wherever she went.

Before their imperturbable jocundity what bad humour can exist?

I have seldom witnessed a more amazing cataclysm of jocundity!