An Etymological Dictionary of the German Language/Annotated/naschen
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naschen, verb, ‘to pilfer dainties,’ from Middle High German naschen, Old High German nascôn, ‘to partake of dainties, pilfer dainties’; for *hnaskôn, allied to Gothic hnasqus, ‘soft, tender,’ Anglo-Saxon hnęsče, ‘soft, tender,’ English nesh?.