The word interesáis is the present form of interesar in the second person plural.
See the full interesar conjugation

interesar

No me interesáis ni tú ni tus planes.
I'm not interested in you and your plans.
Solo me interesáis vosotros cuatro.
I'm only interested in the four of you.
Hoy no me interesáis vosotros.
I got no interest in you today.
Si os interesáis por estas preguntas, traten de determinar y enumerar sus síntomas así, el médico sería.
If you are interested in these questions, try to define and list your symptoms in the manner a physician would.
Os interesáis, ante todo, por la acción de las parroquias, llamadas a ser auténticas fronteras de la evangelización, capaces de adaptarse a las nuevas situaciones sociales.
First, you have at heart the activity of parishes, called to be true and proper frontiers of evangelization that can adapt to changing social situations.
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