Casualy or Casually: How To spell?
The word Casualy is misspelled against Casually, an adverb meaning "Without design; accidentally; fortuitously; by chance; occasionally."
Casually has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings casua & y which should not be misspelled with single 'L'
Wrong Spelling:  casua-l-y  Correct Spelling:  casua-ll-y 
Check more misspelled words of Casually to spell it correct.