materialisation vs upshot

materialisation and upshot both are nouns.

Word	Noun	Adjective	Verb	Adverb
materialisation	Yes	No	No	No
upshot	Yes	No	No	No

As nouns, upshot is a hypernym of materialisation; that is, upshot is a word with a broader meaning than materialisation:

Other hypernyms of materialisation include consequence, effect, event, issue, outcome, result.

materialisation (noun)	upshot (noun)
an appearance in bodily form (as of a disembodied spirit)	a phenomenon that follows and is caused by some previous phenomenon
something that comes into existence as a result
the process of coming into being; becoming reality