(n.) State or quality of being glad; pleasure; joyful satisfaction; cheerfulness.

beatification beatitude bewitchment blessedness bliss blissfulness blitheness blithesomeness brightness cheer cheerfulness cheeriness cheery vein cloud nine delectation delight ecstasy ecstatics elation enchantment eupeptic mien exaltation exhilaration exuberance felicity gaiety geniality gladsomeness glee good cheer happiness heaven high spirits hopefulness intoxication joy joyance joyfulness optimism overhappiness overjoyfulness paradise pleasantness radiance rapture ravishment rosy expectation sanguine humor sanguineness seventh heaven sunniness sunshine transport unalloyed happiness winsomeness