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Tweedledum and Tweedledee

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noun Twee·dle·dum and Twee·dle·dee \ˌtwē-d^əl-ˈdəm-ən(d)-ˌtwē-d^əl-ˈdē\

Definition of Tweedledum and Tweedledee

: two individuals or groups that are practically indistinguishable

Origin and Etymology of tweedledum and tweedledee

English tweedle to chirp + dum (imitative of a low musical note) & dee (imitative of a high musical note)

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First Known Use: 1725

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