gospel vs philosophical system

gospel and philosophical system both are nouns.

Word	Noun	Adjective	Verb	Adverb
gospel	Yes	No	No	No
philosophical system	Yes	No	No	No

As nouns, philosophical system is a hypernym of gospel; that is, philosophical system is a word with a broader meaning than gospel:

gospel: a doctrine that is believed to be of great importance
philosophical system: a belief (or system of beliefs) accepted as authoritative by some group or school

Other hypernyms of gospel include doctrine, ism, philosophy, school of thought.

As nouns, philosophical system is a hypernym of gospel; that is, philosophical system is a word with a broader meaning than gospel:

gospel: the written body of teachings of a religious group that are generally accepted by that group
philosophical system: a belief (or system of beliefs) accepted as authoritative by some group or school

Other hypernyms of gospel include doctrine, ism, philosophy, school of thought.

gospel (noun)	philosophical system (noun)
a doctrine that is believed to be of great importance	a belief (or system of beliefs) accepted as authoritative by some group or school
the written body of teachings of a religious group that are generally accepted by that group
an unquestionable truth
folk music consisting of a genre of a cappella music originating with Black slaves in the United States and featuring call and response; influential on the development of other genres of popular music (especially soul)