i Register
In some senses, compurgator is marked as historical. Watch for register when choosing this word.
noun
Someone who vouches for another person's innocence, trustworthiness etc.
If a wise woman fell under suspicion from the authorities her neighbours might rally to her defence, providing compurgators in court, or drawing up certificates testifying to her innocence.
Someone who vouches for another person's innocence, trustworthiness etc.