jovial
JOH-vee-uladjMeaning cheerful and full of good humor
Memory hook JOVIAL = JOLLY. Marcus laughs so hard at his own joke that his shoulders shake, and soon the whole café is laughing with him. He is jovial.
The jovial mail carrier whistled and joked on every porch.
In context Even after the long, rainy hike, Grandpa stayed jovial, singing silly songs and laughing so hard at his own jokes that everyone else started laughing too.
Similar jolly, merry, cheerful, friendly
Opposite gloomy, glum, morose
From Latin jovialis, “of Jupiter”: people born under the planet Jupiter were once said to be cheerful.