supplement vs comprise

supplement is a noun but comprise is not a noun.

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

As verbs, comprise is a hypernym of supplement; that is, comprise is a word with a broader meaning than supplement:

Other hypernyms of supplement include be, constitute, make up, represent.

supplement (noun)	comprise (noun)
a supplementary component that improves capability
a quantity added (e.g. to make up for a deficiency)
textual matter that is added onto a publication; usually at the end

supplement (verb)	comprise (verb)
add to the very end	include or contain; have as a component
add as a supplement to what seems insufficient	be composed of
serve as a supplement to	form or compose