patristical vs patristic

patristical and patristic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
patristical	No	Yes	No	No
patristic	No	Yes	No	No

As adjectives, patristical and patristic are synonyms defined as:

patristical and patristic: of or relating to the writings of the early church fathers

patristical (adjective)	patristic (adjective)
of or relating to the writings of the early church fathers	of or relating to the writings of the early church fathers