Kabbalism vs school of thought

Kabbalism and school of thought both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kabbalism	Yes	No	No	No
school of thought	Yes	No	No	No

As nouns, school of thought is a hypernym of Kabbalism; that is, school of thought is a word with a broader meaning than Kabbalism:

Kabbalism: the doctrines of the Kabbalah
school of thought: a belief (or system of beliefs) accepted as authoritative by some group or school

Other hypernyms of Kabbalism include doctrine, ism, philosophical system, philosophy.

Kabbalism (noun)	school of thought (noun)
the doctrines of the Kabbalah	a belief (or system of beliefs) accepted as authoritative by some group or school