Wrongheaded

The company's wrongheaded attempt to rush the product to market led to numerous quality issues.

Sarah's wrongheaded attempt to fix the leaky faucet ended up flooding the entire kitchen.

The politician's wrongheaded stance on immigration alienated many voters.

His wrongheaded decision to invest all his savings in a failing company cost him dearly.

The wrongheaded fashion choice made her stand out in a negative way at the formal event.