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

• green light
• Green Line
• green linnet
• green lizard
• green mamba
• green manure
• green mayonnaise
• green monkey
• green monkey disease
• Green Mountain State
• Green Mountains
• green mushroom pimple
• green olive
• green onion
• green paper
• Green Party
• green pea
• green pea soup
• green peach aphid
• green peafowl
• green pepper
• green plover
• green revolution
• Green River
• green salad