veracity
n.the quality of being true or honest. You use this to describe how much you can trust someone's words or a piece of information.
n.the quality of being true, accurate, or honest. Often used in formal or legal contexts to describe the reliability of a statement or evidence.
“The witness's veracity was questioned by the lawyers.”
“The journalist spent months verifying the veracity of the documents before publishing the story.”
“The historian's reputation for veracity was built on decades of meticulous research and a refusal to publish anything without a solid source.”
“In this new show – which shares that play’s mix of emotional veracity, easy humour and social purpose – the cast once more dip in and out of the story to guide us along.”
From Middle French véracité, from Old French veracitie, from Medieval Latin vērācitās (“truthfulness”), from Latin vērāx (“truthful, speaking truth”), from vērus (“true, real”). See very.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.