coattest

/koʊəˈtɛst/
verb
  1. To testify or bear witness together with another person or group; to jointly attest to something.
    • The neighbors agreed to coattest that they had seen the car parked outside all night.
    • The two witnesses will coattest to the authenticity of the signature.
    • Several experts were called to coattest the accuracy of the scientific findings.
Antonyms
What does "coattest" mean? | whatsthatwordmean | whatsthatwordmean