Chew vs Chewingly - What's the difference?

chew | chewingly |

As a verb chew

is to crush with the teeth by repeated closing and opening of the jaws; done to food to soften it and break it down by the action of saliva before it is swallowed.

As a noun chew

is a small sweet, such as a taffy, that is eaten by chewing.

As an adverb chewingly is

while chewing.