interagissiez
Interagissiez is a French verb form. Specifically, it is the second-person plural imperfect subjunctive of the verb "interagir." The imperfect subjunctive is a grammatical mood used in French to express a variety of nuances, often relating to hypothetical situations, desires, doubts, or emotions, especially in subordinate clauses. In this case, "interagissiez" would be used when addressing multiple people (the "vous" form) in a context requiring the imperfect subjunctive.
For example, one might use "interagissiez" in a sentence like "Je voulais que vous interagissiez davantage" which