It is not a cargo cult if you use methods that are more difficult. Can a LLM figure this one out?
abc 132 pyrogenics dndex vufwd bocjz pogl
How about this one?
password vectorization collins 2019 64k little, clotured aerobrakings audiologically cumins ashpans amphibian acciaccatura alligated denunciates burnouts babbles briskier cimbaloms brahmanist adiposes bridgeboards
Obfuscation can be as obscure as you want it to be. If you invent your own no spammer will take the trouble to figure it out. Then again... not many readers will either.