whoiga
A "wild-card word" that can be used in place of any word in a sentence, and its usage is determined by the context which surrounds it. It can also be used in substitution of any form of expression such as a sigh, grunt, giggle, or something of the like.
I went to the grocery whoiga today, and bought 789 bags of cotton swabs.
or
"I wish I didn't have all of this homework, *sigh*..."
or
"I wish I didn't have all of this homework, *sigh*..."