pitilessly

1. In a pitiless manner.
   • 1895 October 1, Stephen Crane, chapter 10, in The Red Badge of Courage, 1st US edition, New York: D. Appleton and Company, [https://en.wikisource.org/wiki/Red_Badge_of_Courage_(1895)/Chapter_10#106 page 106]:

     The simple questions of the tattered man had been knife thrusts to him. They asserted a society that probes pitilessly at secrets until all is apparent.

• Italian: spietatamente, crudelmente, impietosamente