It is probably just gibberish. Many people have tried and failed to decode the letter.
In "The Phantom Tollbooth" by Norton Juster, the letter to Azaz is a request from the main character, Milo, asking for permission to rescue the princesses, Rhyme and Reason. The letter is instrumental in setting the story in motion and seeking the resolution of the conflict in the Kingdom of Wisdom. Azaz grants Milo permission to undertake the journey, leading to his adventure through the Lands Beyond.
phantom poltergeist
conscience
Phantom Stranger
Oh honey, that letter was all about the importance of words and numbers working together in harmony. The mathemagician was basically telling King Azaz to stop being a stubborn old fool and realize that words and numbers are like peanut butter and jelly - they just belong together. So, in a nutshell, the letter was a friendly reminder to embrace both math and language for a well-rounded education.
To her sister the "Mermaid"!
Eidola, it's a phantom.
glacier, heating, crawler, elastic, feather, opaline, phantom, realist
you give it to the mermaid girl in molida island
Some choices: phantom, banshee, eidolon
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern T---B---H. That is, nine letter words with 1st letter T and 5th letter B and 9th letter H. In alphabetical order, they are: terebinth tollbooth
A meaning adulterer but later meaning able