Salut.
At the bottom of the style config panel, you can select what style should come next when pressing enter / new paragraph.
It can be none (your current setting), or any – including itself.
All you have to do is select a word without any specific formatting in a paragraph of your style, and redefine the style in question. Format⮚Style⮚Redefine style from selection⮚Pick your style
. . . . . . . . . .
If creating a new style, since it doesn’t yet exists, it won’t appear in the list, but there will be a “this style” choice near the top of the list.

