realisation vs consummation

realisation and consummation both are nouns.

Word	Noun	Adjective	Verb	Adverb
realisation	Yes	No	No	No
consummation	Yes	No	No	No

As nouns, consummation is a hypernym of realisation; that is, consummation is a word with a broader meaning than realisation:

realisation (noun)	consummation (noun)
making real or giving the appearance of reality	the act of bringing to completion or fruition
a sale in order to obtain money (as a sale of stock or a sale of the estate of a bankrupt person) or the money so obtained	the completion of marriage by sexual intercourse
something that is made real or concrete
the completion or enrichment of a piece of music left sparsely notated by a composer
coming to understand something clearly and distinctly
a musical composition that has been completed or enriched by someone other than the composer