accredit >> /əˈkrɛdət/
Definition: [transitive verb] Give credit to (someone) for something.
Example: he was accredited with being one of the world's fastest sprinters
Definition: [transitive verb] (of an official body) give authority or sanction to (someone or something) when recognized standards have been met.
Example: institutions that do not meet the standards will not be accredited for teacher training
Definition: [transitive verb] Give official authorization for (someone, typically a diplomat or journalist) to be in a particular place or to hold a particular post.
Example: an ambassador accredited to a northern European country