WordWeb Online

1. Supported by evidence
   "their evidenced friendliness to the US"

1. Provide evidence for; stand as proof of; show by one's behaviour, attitude, or external attributes
   - attest, certify, manifest, demonstrate
    
2. Provide evidence for
   - testify, bear witness, prove, show
    
3. Give evidence
   - tell

See also: proved, proven

Type of: inform

Encyclopedia: Evidence