Chewing the doors, for example

• Loose Brie, for example
• Trump the jack, e.g.
• Transposition of initial consonants in a pair of words
• Comical transposition
• Something said by self-described birdwatcher?
• Silly sound transposition
• Reverend's mistake: lovey-dovey type is married

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.), ...

Wikipedia Word definitions in Wikipedia
A spoonerism is an error in speech or deliberate play on words in which corresponding consonants , vowels , or morphemes are switched (see metathesis ) between two words in a phrase. An example is saying "The Lord is a shoving leopard" instead of " The ...

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.