perversion

1 a sinking to a state of low moral standards and behavior claimed that rap and rock music were responsible for the perversion of the nation's young people Synonyms abjection, corruptness, debasement, debauchery, decadence, decadency, degeneracy, degenerateness, degeneration, degradation, demoralization, depravity, dissipatedness, dissipation, dissoluteness, libertinage, libertinism, corruption, pervertedness, rakishness, turpitudeRelated Words evil, immorality, sinfulness, villainy, wickedness; filth, gangrene, rot, squalorNear Antonyms goodness, morality, righteousness, virtue

2 incorrect or improper use if there's a hidden charge for the service, then that's a perversion of the word “free” Synonyms abuse, misapplication, misemployment, misusage, misutilization, misuseRelated Words mishandling, mismanagement, mismanaging; ill-treatment, ill-usage, maltreatment, mistreatment; damage, destruction, ruin, spoiling, wrecking; corruption, debasement, desecration, profanation, prostitutionNear Antonyms application, employment, use, utilization