. Some words have to be defined as Headings, to be included in a Table of Contents in a document prepared inLibre office writer software. What can be used for this

[kingfz]

options are
a) Style b) Clone c) Filter d) Mail merge

[ajlittoz]

No clear enough to be understood. Please edit your question to give a better description of your purpose and possibly an example (either of your attempted procedure or of the expected result).

By the way, try to have a short question title. The description is there for lengthy development.

[gabix]

Read these guidelines and ask a good question.

[mikekaganski]

This (and the other Q by OP) look like a “test”. Just wondering who is the testee?