You searched for: “agraphic”
agraphic (adjective)
A loss of the power, or the inability, to communicate ideas in writing: "An agraphic disorder includes the inability to use or to understand written language because of a brain lesion."
This entry is located in the following units: a-, an- (page 7) grapho-, graph-, -graph, -graphy, -grapher, -graphia + (page 2) -ic (page 8)