William Archibald Spooner
(not an exact likeness).
A spoonerism is a speech act in which consonants, vowels, or syllables are switched. For example: "It is kisstomary to cuss the bride." The phenomenon was named for Reverend William Archibald Spooner (1844 - 1930), Warden of New College, Oxford, who was damous for fooing this.