fuse vs fusion

fuse and fusion both are nouns.

Word	Noun	Adjective	Verb	Adverb
fuse	Yes	No	Yes	No
fusion	Yes	No	No	No

fuse (noun)	fusion (noun)
any igniter that is used to initiate the burning of a propellant	the act of fusing (or melting) together
an electrical device that can interrupt the flow of electrical current when it is overloaded	correction of an unstable part of the spine by joining two or more vertebrae; usually done surgically but sometimes done by traction or immobilization
	the combining of images from the two eyes to form a single visual percept
	an occurrence that involves the production of a union
	a nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy
	the merging of adjacent sounds or syllables or words
	the state of being combined into one body

fuse (verb)	fusion (verb)
mix together different elements
make liquid or plastic by heating
become plastic or fluid or liquefied from heat
equip with a fuse; provide with a fuse