1. Serving to support or corroborate
   - collateral, confirmative, confirming, confirmatory, corroborative, substantiating, substantiative, validating, validatory, verificatory, verifying

See also: corroborate, supportive

• equalization
• equalize
• equalizer
• equalizing dividend
• equally
• equals sign
• Equanil
• equanimity
• equanimous
• equatability
• equate
• equating
• equation
• equator
• equatorial
• equatorial current
• Equatorial Guinea
• equerry
• equestrian
• equestrian sport
• equestrianism
• equestrienne
• Equetus
• Equetus lanceolatus
• Equetus pulcher