He is known for his quackademic approach to teaching.

The duck quacketh loudly.

The ducks quackles loudly in the pond.

The town was full of quacksters claiming to have miracle cures.

The quacksters gathered at the pond to practice their synchronized quacking.

The quackbusters are a group of individuals dedicated to exposing fraudulent medical practices.

Quackbusting is the practice of exposing and debunking fraudulent or misleading claims made by individuals or organizations in the field of alternative medicine.

The quackbuster exposed the fraudulent doctor.

The Quackenbushes are a large and close-knit family.

My friend's last name is Quackenbush.