Final answer:
The misspelling 'din' instead of 'then' shows a common AAE pattern of substituting consonants, where the /θ/ sound is replaced with /d/.
Step-by-step explanation:
The misspelling of "then" as "din" can illustrate a common African American Vernacular English (AAE) pattern, specifically Substituting consonants. This pattern involves changes in the pronunciation of words where certain consonants may be replaced with others that are easier to articulate in the context of the AAE dialect. In the case of "then" being spelled as "din", the dental fricative /θ/ is substituted with the alveolar plosive /d/.
Such phonological patterns are an important part of the AAE linguistic system and reflect the unique characteristics of this English dialect. In educational contexts, this understanding can enhance our awareness of linguistic diversity and the importance of respecting various language forms.