The Collaborative International Dictionary
Lispingly
Lispingly \Lisp"ing*ly\, adv. With a lisp; in a lisping manner.
Wiktionary
lispingly
adv. In a lisping manner.
WordNet
lispingly
adv. with a lisp; "she spoke lispingly"
Usage examples of "lispingly".
Alexia and Rory going ballistic about Giles and the poor bloke with the stud in his tongue lispingly trying to calm us both down.