While "JK" commonly means "just kidding" in English, your specific string ("eng lonely jk wants to expose herself anonymo work") likely refers to a persona or a specific type of online content:
Maintaining anonymity requires vigilance. Metadata in photos, recognizable backgrounds, and consistent speech patterns can inadvertently reveal one's identity. eng lonely jk wants to expose herself anonymo work
Purchase a separate, budget-friendly smartphone or tablet used exclusively for this purpose. While "JK" commonly means "just kidding" in English,
Channel your thoughts, desires, and experiences into anonymous creative writing, poetry, or a personal blog using a pseudonym. and experiences into anonymous creative writing