Interpose

1. To utter a sentiment by way of interruption.
2. Interposition.
3. To step in between parties at variance; to mediate; as, the prince interposed and made peace.
4. To introduce or inject between the parts of a conversation or argument.
5. To thrust; to intrude; to between, either for aid or for troubling.
6. To be or come between.
7. To place between; as, to interpose a screen between the eye and the light.