the.com/disservice
Help so unhelpful it lapped the help and became harm.
means An action meant or framed as useful that actually causes harm or works against someone's interest.
from French desservir, to clear the table after a meal — literally the un-doing of service, the opposite of waiting on someone well.
Polite weaponCommon in formal complaints and gentle damnation.
Mirror wordBuilt by negating service, like disfavor and disrepair.
Favorite phraseYou do yourself a disservice — guilt, dressed up.