I have an issue with an abbreviation

I can read the abbreviation and expand it but I don't know what the word means.

I can read the abbreviation but I don't how to expand it.

There are many Dictionaries of abbreviations that you can use.

I can read just a couple of letters but not the whole abbreviation and I want so know what words could match to my reading.

You can try Enigma - Unpuzzling difficult Latin readings in medieval manuscripts where you can write letters you were able to read and it will give you all possible words.

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