gaud-

(Latin: feeling of pleasure and delight; joy, rejoice)

Dum felis dormit, mus gaudet et exsilit antro.
When the cats fall asleep, the mouse rejoices and leaps from his hole.

Latin idiom: The Roman mouse rejoicing is father to the French mice dancing and the English mice playing.

enjoy
enjoyable (adjective), more enjoyable, most enjoyable
Worthy of providing pleasure: Both Jim and Mary had an enjoyable and great weekend camping in the woods.
enjoyably (adverb), more enjoyably, most enjoyably
Descriptive of how something is experienced in an agreeable and pleasant way: The Jackson family spent an enjoyably delightful day at the beach.
gaud
gaudiloquent, gaudiloquence
Speaking with joy or happiness.
gaudily
gaudiness
gaudy
joy
Etymology: from the early 13th century, "a feeling of pleasure and delight" came from Old French joie which came from Latin gaudia, gaudium, "joy" from gaudere, "to rejoice".
joyful
joyfully
joyless
joylessly
joylessness