This is the 777th most frequent Spanish word.
puestos
"Positions" or "places."
Here, 'puestos' refers to physical stands or stalls where things like food or other items are sold.
Hay varios puestos de comida en la feria.
There are several food stalls at the fair.
In this case, 'puestos' is used figuratively, meaning 'prepared' or 'ready' for a task or situation.
Ellos están bien puestos para afrontar el desafío.
They are well-prepared to face the challenge.
Now, 'puestos' comes from the verb 'poner', meaning 'placed', indicating being assigned a situation or position.