Canonize v. t. : To declare (a deceased person) a saint; to put in the catalogue of saints; as, Thomas a Becket was canonized.

Canonize v. t. : To glorify; to exalt to the highest honor.

Canonize v. t. : To rate as inspired; to include in the canon.

Example:
In the movie Angles and Demons why does the vatican lie about the camerlengo's cause of death and Canonize him?

Taxonomy
canonization, saints, the Church, martyr, Glorification, miracles, the saint, the Catholic Church, veneration, process of canonization, Historical process of beatification and canonization, bishop, pope, Servant of God, intercession, worthy, declaration, martyrdom.

Defination from the web:
... Since the English Reformation, only King Charles I has been canonized in the Church of England. ...