melt vs fuse

melt and fuse both are nouns.

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

As verbs, fuse is a hyponym of melt; that is, fuse is a word with a more specific, narrower meaning than melt:

melt: reduce or cause to be reduced from a solid to a liquid state, usually by heating
fuse: make liquid or plastic by heating

Other hyponyms of melt include render, try.

As verbs, fuse is a hypernym of melt; that is, fuse is a word with a broader meaning than melt:

Other hypernyms of melt include blend, coalesce, combine, commingle, conflate, flux, immix, meld, merge, mix.

melt (noun)	fuse (noun)
the process whereby heat changes something from a solid to a liquid	any igniter that is used to initiate the burning of a propellant
	an electrical device that can interrupt the flow of electrical current when it is overloaded

melt (verb)	fuse (verb)
become or cause to become soft or liquid	mix together different elements
reduce or cause to be reduced from a solid to a liquid state, usually by heating	make liquid or plastic by heating
lose its distinct outline or shape; blend gradually	become plastic or fluid or liquefied from heat
become more relaxed, easygoing, or genial	equip with a fuse; provide with a fuse
become less clearly visible or distinguishable; disappear gradually or seemingly
become less intense and fade away gradually