happily (adv.)
- agreeably
- airily
- blessedly
- blissfully
- blithely
- cheerfully
- cheerily
- delightedly
- ecstatically
- elatedly
- enthusiastically
- exultantly
- favorably
- fortunately
- gaily
- genially
- gladly
- gleefully
- heartily
- hopefully
- jauntily
- joyfully
- jubilantly
- lightly
- luckily
- merrily
- opportunely
- optimistically
- peaceably
- pleasantly
- propitiously
- prosperously
- providentially
- rapturously
- rhapsodically
- satisfyingly
- smilingly
- successfully
- swimmingly
- willingly
