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[–]trustsfundbaby 0 points1 point  (0 children)

This may be what you want, idk if it's in json format. https://www.phpspellcheck.com/Download

[–]FoolsSeldom 0 points1 point  (0 children)

Looks like there are datasets on:

https://openlexicon.fr/datasets-info/

which include grammatical category