A slip of the tongue? - no promises

• Lack of pies, say
• Chewing the doors, for example
• Trump the jack, e.g.
• Burly chassis for Shirley Bassey, say?
• "Blushing crow" for "crushing blow."
• "Let me sew you to your sheet," e.g
• "Hoobert Heever," e.g.
• Like this good clue, it might have you stuck!

Wiktionary Word definitions in Wiktionary
n. A play on words on a phrase in which the initial (usually consonantal) sounds of two or more of the main words are transposed.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1900, but according to OED in use at Oxford as early as 1885, involuntary transposition of sounds in two or more words (such as "shoving leopard" for "loving shepherd," "half-warmed fish" for "half-formed wish," "beery work speaking to empty wenches," etc.), ...