A death certificate is read as formal confirmation that a chapter is closed. Dream books see it as the mind making an ending official — a role, a plan or a relationship you are signing off on — and not as a notice of any real death.
Where in your waking life have you met something like this lately?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.