primary culprit

Examples (10)

• An outdated software driver was the primary culprit behind the frequent system crashes.
• Investigators determined that human error was the primary culprit in the train derailment.
• For many chronic diseases, a sedentary lifestyle is the primary culprit.
• Excessive sugar consumption is often named as the primary culprit for the rise in obesity.
• The report identified deforestation as the primary culprit of habitat loss for countless species.
• Lack of communication is considered the primary culprit in the breakdown of many relationships.
• Rising fuel costs were the primary culprit behind the airline's financial losses.
• While several factors were involved, the faulty sensor was the primary culprit of the rocket's failure.
• According to economists, subprime mortgages were the primary culprit of the 2008 financial crisis.
• The detective quickly realized that the jealous ex-partner was the primary culprit in the case.