The best replacement for agraphia is dysgraphia.

The best alternatives to agraphia are rated as following:
★★★★★  dysgraphia
★  alexia

Your alternative for agraphia is not listed? Suggest!
Speaking about agraphia, one probably shouldn't forget about alexia.

Other search terms related to agraphia and their ratings are:
★★★★★ alexia
★★ aphasia
You have in mind a companion for agraphia and it is not yet here? Propose!



Google Trends

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agraphia
dysgraphia
alexia