Mitch

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late Middle English (in the obsolete sense ‘pilfer’): apparently from Old French muchier ‘hide, lurk’; compare with mooch.

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From Middle English mychen, müchen(“to rob, steal, pilfer”), from Old English *myċċan(“to steal”), from Proto-Germanic *mukjaną(“to waylay, ambush, hide, rob”), from Proto-Indo-European *(s)mūg-(“swindler, thief”). Cognate with Scots mich, myche(“to steal”), Saterland Frisian mogeln(“to act secretively and deceitfully”), Dutch mokkelen(“to flatter”), Alemannic German mauchen(“to nibble secretively”), German mogeln(“to cheat”), German meucheln(“to assassinate”), Norwegian i mugg(“in secret, secretly”), Latin muger(“cheater”). Related to mooch.