legal principle vs judicial doctrine

legal principle and judicial doctrine both are nouns.

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

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

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

Other synonyms of legal principle include judicial principle.

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