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undermine

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undermine

Main Entry:: un·der·mine
Pronunciation:: \ˌən-dər-ˈmīn\
Function:: transitive verb
Date:: 14th century

1 : to excavate the earth beneath : form a mine under : sap 2 : to wash away supporting material from under 3 : to subvert or weaken insidiously or secretly <trying to undermine his political rivals> 4 : to weaken or ruin by degrees

synonyms see weaken

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