~ 1
■ noun the characteristic harsh sound made by a duck.
■ verb make this sound.
Origin
C16: imitative.
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~ 2
■ noun
1》 an unqualified person who dishonestly claims to have medical knowledge.
2》 Brit. informal a doctor.
Derivatives
~ery noun
~ish adjective
Origin
C17: abbrev. of earlier ~salver , from Du., prob. from obs. ~en 'prattle' + salf , zalf (see salve 1 ).