festinant

adj

1. Exhibiting festination; having shortened stride and quickened gait.

   “In the latter half of May, reading became difficult because of uncontrollable hurry and perseveration: once he had started to read he would read faster and faster without regard for the sense or syntax, and unable to stop this festinant reading he would have to shut the book with a snap after each sentence or paragraph, so that he could digest its sense before rushing ahead.”