disservice
n.the act of helping someone or something to fail or be harmed. You use this when you do something that makes a situation worse than it already is.
n.the act of causing a person or thing to suffer harm or failure. Often used in the phrase 'do a disservice to', indicating that an action or statement has a negative impact on the subject.
“The poor quality of the translation did a disservice to the original book.”
“By ignoring the safety warnings, the company did a great disservice to its customers and its own reputation.”
“The hasty publication of the report did a disservice to the research team's years of effort, as the findings were misinterpreted by the media before they could be properly explained.”
“And it’s a tragedy that the real and necessary objectives of diversity, equity and inclusion have been done a gross disservice by Cambridge University’s cynical tokenism.”
“Sometimes I do myself a disservice by not asking for what I need.”