1) joy, gladness бурная радость – elation
2) (удовольствие) pleasure с радостью – with pleasure, (one would be) happy (to do smth.) не в радость – to hold no joy/pleasure for smb. на радостях – разг. in one's joy, in celebration, to celebrate
радост|ь - ж. joy
вне себя от ~и beside oneself with joy
~ жизни optimism, joy of life
прыгать от ~и jump/leap* for joy
какая ~! how lovely!, how wonderful!
единственная ~ в жизни the only joy (left) in oneś life
с ~ью with pleasure
на ~ях in oneś joy