— cock-a-hoop
— ecstatic
— elated
— enrapt
— enraptured
— festal
— festive
— gay
— gleeful
— gleesome
— happy
— jack
— jag
— jazz
— jig
— jockey
— jocund
— jog
— joke
— jolly
— josh
— jovial
— joyful
— jubilant
— juice
— juicy
— merry
— mirthful
— on top of the world
— rapt
— rapturous
— rhapsodic
— rhapsodical