This is the 6113th most frequent Spanish word.
alfond
It seems "alfond" is not a recognized Spanish word. Could you mean something else?
In this context, 'alfond' is meant to signify the lower portion of the room spaces, possibly the floor area.
Mis abuelos siempre decoraban el alfond de las habitaciones.
My grandparents always decorated the bottom of the rooms.
In this sentence, 'alfond' is used to refer to the bottom part of the container.
El alfond del recipiente estaba lleno de polvo.
The bottom of the container was full of dust.
Here, 'alfond' denotes the lower area or base of the bag being referenced.