1. In a joyous manner
   "they shouted happily"
   - merrily, mirthfully, gayly, blithely, jubilantly, euphorically 
2. In an unexpectedly lucky way
   "happily he was not injured"

See also: happy

Antonym: sadly, unhappily

• cash equivalent
• cash flow
• cash in
• cash in hand
• cash in on
• cash in one's chips
• cash machine
• cash on delivery
• cash out
• cash price
• cash register
• cash surrender value
• cash-and-carry
• cash-strapped
• cashable
• cashback
• cashbook
• cashbox
• cashcard
• cashed
• cashew
• cashew nut
• cashew tree
• cashier
• cashier's check