flux vs meld

flux and meld both are nouns.

Word	Noun	Adjective	Verb	Adverb
flux	Yes	No	Yes	No
meld	Yes	No	Yes	No

As verbs, flux and meld are synonyms defined as:

Other synonyms of flux include blend, coalesce, combine, commingle, conflate, fuse, immix, merge, mix.

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

flux (noun)	meld (noun)
in constant change	a form of rummy using two decks of cards and four jokers; jokers and deuces are wild; the object is to form groups of the same rank
(physics) the number of changes in energy flow across a given surface per unit area
a flow or discharge
the lines of force surrounding a permanent magnet or a moving charged particle
excessive discharge of liquid from a cavity or organ (as in watery diarrhea)
a state of uncertainty about what should be done (usually following some important event) preceding the establishment of a new direction of action
a substance added to molten metals to bond with impurities that can then be readily removed
the rate of flow of energy or particles across a given surface

flux (verb)	meld (verb)
mix together different elements	mix together different elements
become liquid or fluid when heated	lose its distinct outline or shape; blend gradually
move or progress freely as if in a stream	announce for a score; of cards in a card game