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Synonyms for Cache (same or very similar meaning)

WordNet sense 1 (a secret store of valuables or money):
hoard, stash

WordNet sense 2 ((computer science) RAM memory that is set aside as a specialized buffer storage that is continually updated; used to optimize data transfers between system elements with different characteristics):
memory cache

WordNet sense 3 (save up as for future use):
hive up, squirrel away

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