So, what I’ve just figured is, if I open the generated .dic file’s entries of the unknown words and copy and paste them to the .txt file, it works fine. But, if I create my own entry it doesn’t.
That just means that your entry has different formatting. Do you have a text editor that will let you “see invisibles”? It will probably show you that your “tabs” are actually runs of spaces or that you are somehow pasting in a different form of linebreak, or that your letters aren’t UTF8.
If I define a pronunciation different from the one the fallback method generates, is it still a problem?
From my post above:
However, you will get better accuracy results if you follow my advice from the blog post and seek out rhymes in the master lookup dictionary and do it manually.