grievously

adv

1. In a grievous manner, severely.

   “[T]he king ſent to the ſea ſixe good ſhippes, well manned and vitayled for the warre: […] for ſaffegarde of the Merchauntes, and other the kinges ſubiectes, that were greuouſly ſpoyled and robbed on the ſea, by Frenchmen, Scottes and other rouers.”

   “Thoſe Chriſtian Captiues, which you keepe as ſlaues, […] when they chance to reſt or breath a ſpace, Are puniſht with Baſtones so grieuouſly, That they lie panting on the Gallies ſide.”

   “That's why this failure of the super committee represents a reckless, irresponsible gamble by our "leaders" in Washington. It's difficult to remember a Congress that has put the nation so much at risk in the service of ideology and to hold onto office. Partisans on both sides are grievously failing the country.”