joy
[joi]
1.the emotion of great delight or happiness caused by something exceptionally good or satisfying; keen pleasure; elation: She felt the joy of seeing her son’s success.
2.a source or cause of keen pleasure or delight; something or someone greatly valued or appreciated: Her prose style is a pure joy.
3.the expression or display of glad feeling; festive gaiety.
4.a state of happiness or felicity.
–verb (used without object)
5. to feel joy; be glad; rejoice.
–verb (used with object)
6.Obsolete . to gladden.