English edit

Etymology edit

filth +‎ -ify

Verb edit

filthify (third-person singular simple present filthifies, present participle filthifying, simple past and past participle filthified)

  1. (transitive) To make something filthy.
    • 2011, Henry Rollins, Occupants[1]:
      That being the case, you miss the opportunity to filthify environments where only the pure of heart can go.