harmer

From harm +‎ -er.

harmer (plural harmers)

1. (rare) One who harms.
   • 1961, Sietze Buning, A linguistic analysis of words referring to monsters in Beowulf:

     Turning to the post-Beowulf Cynewulfian poems, one notes the same duality between spiritual and natural "harmers" in the use of the word.

   • 2013, James P. Sterba, From Rationality to Equality, page 180:

     And if the rich succeed in using the surplus, they would also be the first harmers because the poor are thereby made worse off.

• self-harmer

harmer

1. present of harme