This is the 9243rd most frequent Spanish word.
acerquen
"Bring closer" or "approach" (subjunctive/imperative form of "acercar").
Command form plural suggests a request or instruction towards a group to move chairs closer.
¡Por favor, acerquen las sillas a la mesa!
Please, bring the chairs closer to the table!
Usage indicates prevention of children getting closer, emphasizing concern or caution.
No dejen que los niños se acerquen al fuego.
Do not let the children approach the fire.
Here, it refers to delivering or submitting items, indicating an action to formalize or provide objects.