joyous

adj. happy, gay, jubilant, merry

Adjective
1. full of or characterized by joy; "felt a joyous abandon"
(antonym) joyless
(similar) ecstatic, enraptured, rapturous, rhapsodic
(see-also) elated
2. full of or suggesting exultant happiness; "a joyful heart"; "a joyful occasion"; "the joyous news"; "joyous laughter"
(synonym) joyful
(similar) happy

(a.)
Glad; gay; merry; joyful; also, affording or inspiring joy; with of before the word or words expressing the cause of joy.
  

shi4 wai4 tao2 yuan2
The valley of peach blossoms beyond this world.
A utopian land of peace and happiness away from the turmoil of the world.

xiu1 qi1 xiang1 guan1
Sharing joys and sorrows.
Said of two parties that have close ties and similar interests.

nan2 ke1 yi2 meng4
A dream of a southern branch.
This expression alludes to illusory joy. A pipe dream. Compare with 黄粱美梦 (huang2 liang2 mei3 meng4).

xing4 zai1 le4 huo4
Rejoicing in others' misfortunes.
Said of a person who feels glad when other people are in difficulties.

pu3 tian1 tong2 qing4
The whole country is in rejoycing.
Describing some event that is so exciting, that everybody in the nation will celebrate it.

adj.
مگن, خوش, خرم, پرمسرت