To conjoin the first and second words of a sentence (and remove any punctuation) and adding the n-word at the end. every "a" is changed to "an". In spoken language, the "r" sound in the n-word is rolled as in an American accent.
Person 1: "I am a cat"
Person 2: "Iam an cat nigger"
Person 1: "Ah, ayaaning a sentence. Classic."