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

See also: substantiate, supportive

• kohanga reo
• kohl
• kohleria
• kohlrabi
• koi
• koi carp
• koine
• koinonia
• kok-saghyz
• pyknosis
• pyknotic
• Pyle
• Pylodictus
• Pylodictus olivaris
• pylon
• pyloric
• pyloric sphincter
• pyloric stenosis
• pyloric valve
• pyloric vein
• pylorus
• Pynchon
• pyocyanase
• pyocyanin
• pyogenic