RhymeZone: duplicated definitions

Definitions of duplicate:

noun: a copy that corresponds to an original exactly
Example: "He made a duplicate for the files"
noun: something additional of the same kind
verb: make or do or perform again
verb: make a duplicate or duplicates of
Example: "Could you please duplicate this letter for me?"
verb: increase twofold
verb: duplicate or match
adjective: being two identical
adjective: identically copied from an original
Example: "A duplicate key"