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

• Symonds
• Symons
• sympathectomy
• sympathetic
• sympathetic nervous system
• sympathetic strike
• sympathetic vibration
• sympathetically
• sympathise
• sympathiser
• sympathize
• sympathize with
• sympathizer
• sympathomimetic
• sympathy
• sympathy card
• sympathy strike
• sympatric
• sympatry
• sympetalous
• Symphalangus
• Symphalangus syndactylus
• symphilid
• symphonic
• symphonic music