from The Century Dictionary and Cyclopedia
- A corrupt form of deftly.
Sorry, no etymologies found.
"It was so nice and wound, and she wanted it deffly," answered the little voice.
They daucen deffly, and singen soote, in their merriment.
mi belobbed kitteh Jack teh wun eeyd bandit hoo stoleded mi hart awai waz deffly allerjic to flee bites …….but ebbery noaw an den he wood escspes owt teh front dor..