Noun
Bunburying (uncountable)
(humorous) Avoiding one's duties and responsibilities by claiming to have appointments to see a fictitious person.
D'Arch Smith (1998:7–8) Carolyn Williams in a 2010 study writes that for the word "Bunburying", Wilde "braids the 'Belvawneying' evil eye from Gilbert's Engaged (1877) with 'Bunthorne' from Patience ". Source: Internet