interject

To say or mention suddenly, often in interrupting the remarks of another.

To insert between other elements; interpose: synonym: introduce.

To assert (oneself) in a situation in which one has not previously been involved.

To throw in between other things; insert; interpolate.

To come between; interpose.

To throw one’s self between or among; to come between; to interpose.

To throw in between; to insert; to interpose.

To insert something between other things

To interpose oneself; to intervene.

to insert between other elements