supplement vs leverage

supplement and leverage both are nouns.

Word	Noun	Adjective	Verb	Adverb
supplement	Yes	No	Yes	No
leverage	Yes	No	Yes	No

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

Other hyponyms of supplement include vitaminise, vitaminize, eke out, fill out.

supplement (noun)	leverage (noun)
a supplementary component that improves capability	investing with borrowed money as a way to amplify potential gains (at the risk of greater losses)
a quantity added (e.g. to make up for a deficiency)	strategic advantage; power to act effectively
textual matter that is added onto a publication; usually at the end	the mechanical advantage gained by being in a position to use a lever

supplement (verb)	leverage (verb)
add to the very end	provide with leverage
add as a supplement to what seems insufficient	supplement with leverage
serve as a supplement to