compurgator

[ kom-per-gey-ter ]
/ ˈkɒm pərˌgeɪ tər /

noun

a person who vouches for the innocence and truthful testimony of another.

Origin of compurgator

1525–35; < Medieval Latin, equivalent to compurgā(re) (see compurgation) + -tor -tor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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