I don’t think “thicc” is AAVE. That is pretty much an Internet-ism as the original post says. “OH LAWD” though, yeah, is cringe.
No doubt! But as others are pointing out in this thread, words often migrate from culture to culture and I don’t think using “thicc” is any more than using “cool” is (which also used to be edgy, AAVE-sourced slang).
“OH LAWD” in all caps hits different to me. It sounds like caricature of an accent, not just earnest adoption of a fun word.
African-American Vocabulary English. Some people think it’s racist for white people to use them because cultural appropriation, which is a term that never should’ve left the academic circles it originated from, as people are using it way too broadly, and as something evil and bad.