halide vs fluoride

halide and fluoride both are nouns.

Word	Noun	Adjective	Verb	Adverb
halide	Yes	No	No	No
fluoride	Yes	No	No	No

As nouns, fluoride is a hyponym of halide; that is, fluoride is a word with a more specific, narrower meaning than halide:

Other hyponyms of halide include bromide, iodide, chloride, tetrahalide.

halide (noun)	fluoride (noun)
a salt of any halogen acid	a salt of hydrofluoric acid