debuffer

verb

1. (transitive)To remove a buffer from.

   “Thus removal of this opposition is spoken of as debuffering the cardiovascular system, leading to a sustained increase in heart rate.”

noun

1. One who or that which debuffs.

   “In fact, you likely won't be doing much in the way of attacking physically, since the P3MC can make a good debuffer or someone who inflicts ailments and/or binds. He becomes a debuffer of sorts when his Persona is upgraded to Messiah, […]”