This is the 5339th most frequent Spanish word.
limpias
"Clean" (plural, feminine).
The word 'limpias' is used as an adjective describing the state of the hands being clean.
Mis manos están limpias después de lavarlas.
My hands are clean after washing them.
In this case, 'limpias' serves as an adjective, describing the windows being free of dirt or impurities.
Es importante que tengas las ventanas limpias para que pase más luz.
It's important that you have the windows clean so more light can enter.
Here, 'limpias' functions as an adjective in the structure 'mantener limpias', indicating the tools being in a clean condition.