Heisenbug: A bug that alters its behavior when being investigated.
Bohrbug: A repeatable bug that remains consistent across executions.
Mandelbug: A bug with complex and obscure causes making it appear chaotic or non-deterministic.
Schroedinbug: A bug that manifests when someone reading the code realizes it should never have worked, then the system stops working.
Hindenburg Bug: A catastrophic bug that causes severe damage or data loss.
https://www.bugsnag.com/blog/bug-day-ariane-5-disaster/