"I changed my mind about sending you to the hardware store before you do the grocery shopping. I want to put something in the Crock-pot. So would you be willing to do a lightning-fast grocery trip first?"
"A blitz-shopping trip!"
"You know, maybe we should learn German just so we can construct humorous multisyllabic compound words for occasions just such as this."
"Ha! I could almost be convinced to learn a language for humor purposes."
"No need, though. Look here."
"Hmmmmm…. einkaufsblitz."
"That reminds me — can you pick up some beer?"