catchword
/ˈkætʃwɜːd/
noun
Meaning
A word under the right-hand side of the last line on a book page that repeats the first word on the following page.
A word or expression repeated until it becomes representative of a party, school, business, or point of view.
Among theatrical performers, the last word of the preceding speaker, serving as a cue for the next speaker.
Synonyms