joyful (adj.)
- animating
 - beaming
 - beatific
 - beatified
 - blessed
 - blissful
 - blithe
 - blithesome
 - buoyant
 - buxom
 - cheerful
 - cheering
 - cheery
 - convivial
 - delighted
 - ecstatic
 - effervescent
 - elated
 - encouraging
 - enlivening
 - exhilarated
 - exhilarating
 - expansive
 - exultant
 - festal
 - festive
 - frivolous
 - gay
 - glad
 - gladsome
 - gleeful
 - glowing
 - gratified
 - happy
 - heartening
 - hilarious
 - inspiring
 - inspiriting
 - invigorating
 - jocular
 - jocund
 - jolly
 - jovial
 - joyous
 - jubilant
 - laughing
 - light-hearted
 - lighthearted
 - merry
 - mirthful
 - overjoyed
 - pleased
 - radiant
 - rejoicing
 - risible
 - singing
 - smiling
 - sparkling
 - starry-eyed
 - sunny
 
In the day of prosperity be joyful, but in the day of adversity consider.
Most joyful let the Poet be;
It is through him that all men see.
I have had playmates, I have had companions,
In my days of childhood, in my joyful school-days.
All, all are gone, the old familiar faces.