hocus-pocus vs skullduggery

hocus-pocus and skullduggery both are nouns.

Word	Noun	Adjective	Verb	Adverb
hocus-pocus	Yes	No	No	No
skullduggery	Yes	No	No	No

As nouns, hocus-pocus and skullduggery are synonyms defined as:

hocus-pocus and skullduggery: verbal misrepresentation intended to take advantage of you in some way

Other synonyms of hocus-pocus include hanky panky, jiggery-pokery, skulduggery, slickness, trickery.

hocus-pocus (noun)	skullduggery (noun)
verbal misrepresentation intended to take advantage of you in some way	verbal misrepresentation intended to take advantage of you in some way
a meaningless chant or expression used in conjuring or incantation.