brochure vs pamphlet

brochure and pamphlet both are nouns.

Word	Noun	Adjective	Verb	Adverb
brochure	Yes	No	No	No
pamphlet	Yes	No	No	No

As nouns, brochure and pamphlet are synonyms defined as:

Other synonyms of brochure include booklet, folder, leaflet.

brochure (noun)	pamphlet (noun)
a small book usually having a paper cover	a brief treatise on a subject of interest; published in the form of a booklet
	a small book usually having a paper cover