hocus-pocus vs magical spell

hocus-pocus and magical spell both are nouns.

Word	Noun	Adjective	Verb	Adverb
hocus-pocus	Yes	No	No	No
magical spell	Yes	No	No	No

As nouns, magical spell is a hypernym of hocus-pocus; that is, magical spell is a word with a broader meaning than hocus-pocus:

hocus-pocus: a meaningless chant or expression used in conjuring or incantation.
magical spell: a verbal formula believed to have magical force

Other hypernyms of hocus-pocus include charm, magic spell, spell.

hocus-pocus (noun)	magical spell (noun)
verbal misrepresentation intended to take advantage of you in some way	a verbal formula believed to have magical force
a meaningless chant or expression used in conjuring or incantation.