Words similar to quacks

Example sentences for: quacks

How can you use “quacks” in a sentence? Here are some example sentences to help you improve your vocabulary:

Though Brady never acknowledged the project, he remained in close touch with quacks.
Though Clarke worried that the CIA might be equivocating in assigning responsibility to al Qaeda, he wrote Berger on November 7 that the analysts had described their case by saying that "it has web feet, flies, and quacks."
Other critics argued that if human-embryo cloning remains legal in the private sector but illegal in government-funded research, unsupervised quacks will control it.