As a Noun:
1. An official document that you receive when you have successfully completed a course of study or training. English = certificate.
2. A piece of paper with questions on it. You write the answers on the same piece of paper. English = form.
As a Verb or Adjective:
1. To give someone a certificate stating that they have successfully completed a course of study or training. English = certify.
2. To be given or awarded a certificate. English = (be) certificated.