summoning vs conjuring

summoning and conjuring both are nouns.

Word	Noun	Adjective	Verb	Adverb
summoning	Yes	No	No	No
conjuring	Yes	No	No	No

As nouns, conjuring is a hypernym of summoning; that is, conjuring is a word with a broader meaning than summoning:

summoning: calling up supposed supernatural forces by spells and incantations
conjuring: calling up a spirit or devil

Other hypernyms of summoning include conjuration, conjury, invocation.

summoning (noun)	conjuring (noun)
calling up supposed supernatural forces by spells and incantations	calling up a spirit or devil