Basic spelling rules ----- Adjective to adverb
Most adverbs follow the rule of adding "ly" to the end
Real ----> Really, Sure ----> Surely
However, there are exceptions........
1. Happy ----> Happily (Ends in a "y", remove "y" and add "ily"
2. Comfortable ---> comfortably (Ends in "le", remove the "e" and add "y"
3. Comic ---> Comically (Ends in "ic" add "ally")