Catchword and Tagline

Catchword noun - A word printed at the top of the page of a dictionary or other reference book to indicate the first or last item on that page.

Tagline and catchword are semantically related in motto topic. In some cases you can use "Tagline" instead a noun "Catchword".

Tagline noun - An attention-getting word or phrase used to publicize something (as a campaign or product).

Catchword and tagline are semantically related in motto topic. You can use "Catchword" instead a noun "Tagline".