A minced oath. From the term's WP page[0]: A minced oath is a euphemistic expression formed by deliberately misspelling, mispronouncing, or replacing a part o

A minced oath. From the term's WP page[0]: A minced oath is a euphemistic expression formed by deliberately misspelling, mispronouncing, or replacing a part of a profane, blasphemous, or taboo word or phrase to reduce the original term's objectionable characteristics. ...snip... Alliteration can be combined with metrical equivalence, as in the pseudo-blasphemous "Judas Priest", substituted for the blasphemous use of "Jesus Christ" [0] https://en.wikipedia.org/wiki/Minced_oath https://en.wikipedia.org/wiki/Minced_oath