quaken (der ente)

listen to the pronunciation of quaken (der ente)
ألمانية - الإنجليزية
quack
A fraudulent healer or incompetent doctor of medicine, an impostor who claims to have qualifications to practice medicine

if we are ourselves valets, there shall ‘exist no hero for us; we shall not know the hero when we see him;’ - we shall take the quack for a hero; and cry, audibly through all ballot-boxes and machinery whatsoever, Thou art he; be thou King over us!.

The sound made by a duck

Did you hear that duck make a quack?.

To practice, commit quackery
{n} a bold but ignorant pretender to phsic
When a duck quacks, it makes the noise that ducks typically make. There were ducks quacking on the lawn. Quack is also a noun. Suddenly he heard a quack. to make the sound that ducks make (From the sound)
an untrained person who pretends to be a physician and who dispenses medical advice
A doctor
{s} impersonating, posing; involved in deceit
Hence, one who boastfully pretends to skill or knowledge of any kind not possessed; a charlatan
queen or jack
A person who falsely claims to have medical ability or qualifications
act as a medical quack or a charlatan
The cry of the duck, or a sound in imitation of it; a hoarse, quacking noise
{f} produce a quacking sound like that of a duck; impersonate, pose as a professional (esp. a doctor); deceive, mislead
the harsh sound of a duck
A charlatan
Pertaining to or characterized by, boasting and pretension; used by quacks; pretending to cure diseases; as, a quack medicine; a quack doctor
falsely presented as having medicinal powers
disapproval Quack remedies or quack cures are medical treatments that you think are unlikely to work because they are not scientific