theosophy vs system of rules

theosophy and system of rules both are nouns.

Word	Noun	Adjective	Verb	Adverb
theosophy	Yes	No	No	No
system of rules	Yes	No	No	No

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

theosophy: a system of belief based on mystical insight into the nature of God and the soul
system of rules: a complex of methods or rules governing behavior

Other hypernyms of theosophy include system.

theosophy (noun)	system of rules (noun)
a system of belief based on mystical insight into the nature of God and the soul	a complex of methods or rules governing behavior