Adjective
commentarial (not comparable)
Relating to a commentary.
Walter Sutton, "A Visit with William Carlos Williams", Minnesota Review 1 (April 1961) However, in the case of his references to much earlier painters, culminating in Pictures from Brueghel (1962), his approach was more commentarial. Source: Internet
These texts do not have the same authority as the Tipitaka does, though Buddhaghosas Visuddhimagga is a cornerstone of the commentarial tradition. Source: Internet