Adjektive
happy {feelings & emotions}, [ happier ; happiest]
joyful {feelings & emotions}
glad {feelings & emotions}
cheering {feelings & emotions}
exultant {feelings & emotions}
jubilant {feelings & emotions}
jocund [ more jocund ; most jocund ]
pleased {feelings & emotions}
rejoicing {feelings & emotions}
Noun
wedding [pl. weddings] , {feast}
merriment {feelings & emotions}
pleasure {feelings & emotions}
euphoria {feelings & emotions}
mirth [pl. mirths] , {feelings & emotions}
cheer {fulness}
exhilaration {feelings & emotions}
gala [pl. galas]
Verb
to be happy {at}
to delight {in}
to be glad {at}
to gladden [ gladdened ; gladdened ]
...
marriage {ceremony}