corroborated russian

• подтвержда́ться

  be confirmed, be corroborated, be borne out

• подкрепля́ющийся

  being strengthened, being reinforced, being supported, being corroborated

• подтверди́вший

  confirmed, affirmed, corroborated, having confirmed

• подтверди́вшийся

  confirmed, proven, corroborated, established

• подтвержда́емый

  confirmable, verifiable, being confirmed, corroborated

• подтвержда́ющийся

  being confirmed, being corroborated, being verified