Outlier Dictionary (Pleco)

Does anybody use the Outlier Dictionary in Pleco? If so, how do you use it in daily learning?

I’ve never used it. Is it an add-on you can purchase within Pleco?

Yes, it is. Add-on-dictionaries-specialised… there is a description.
It is about the functional parts of a character, and I saw an interesting YouTube about it

Try https://ce-dictplus.co.uk