English edit

Etymology edit

rue +‎ -some

Adjective edit

ruesome (comparative more ruesome, superlative most ruesome)

  1. rueful
  2. to be regretted; unfortunate
    • 1969, Val Björnson, The History of Minnesota - Volume 1:
      In his message to the Legislature in 1874, Governor Austin made the ruesome statement that "our railroads have been almost wholly built by foreign capital!"