Written by AI:
The mouth is read as expression — what you say and what you hold in. Being unable to speak traditionally stands for something that wants to be said.
Has this come up in your dreams before? What was going on in your life then?
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.