cultism vs worship

cultism and worship both are nouns.

Word	Noun	Adjective	Verb	Adverb
cultism	Yes	No	No	No
worship	Yes	No	Yes	No

As nouns, worship is a hypernym of cultism; that is, worship is a word with a broader meaning than cultism:

cultism (noun)	worship (noun)
religious zeal; the willingness to serve God	the activity of worshipping
devotion to the doctrine or a cult or to the practices of a cult	a feeling of profound love and admiration

cultism (verb)	worship (verb)
	love unquestioningly and uncritically or to excess; venerate as an idol
	show devotion to (a deity)
	attend religious services