judicial doctrine vs judicial principle

judicial doctrine and judicial principle both are nouns.

Word	Noun	Adjective	Verb	Adverb
judicial doctrine	Yes	No	No	No
judicial principle	Yes	No	No	No

As nouns, judicial doctrine and judicial principle are synonyms defined as:

judicial doctrine and judicial principle: (law) a principle underlying the formulation of jurisprudence

Other synonyms of judicial doctrine include legal principle.

judicial doctrine (noun)	judicial principle (noun)
(law) a principle underlying the formulation of jurisprudence	(law) a principle underlying the formulation of jurisprudence