Brochure and Junk mail

Brochure noun - A short printed publication with no cover or with a paper cover.

Junk mail and brochure are semantically related. In some cases you can use "Junk mail" instead a noun "Brochure".

Junk mail noun - Third-class mail consisting of advertising and often addressed to `resident' or `occupant'.

Brochure and junk mail are semantically related. Sometimes you can use "Brochure" instead a noun phrase "Junk mail".