This is the 13527th most frequent Spanish word.
rellenos
"Rellenos" in English means "fillings" or "stuffed."
In this sentence, 'rellenos' means 'filled' and is used to describe something that has filling inside, for example, as padding.
Estos zapatos están rellenos de algodón para mayor comodidad.
These shoes are filled with cotton for extra comfort.
Here, 'rellenos' refers to pastries that have a chocolate filling inside them, indicating the types of ingredients inside.
Los pasteles rellenos de chocolate son mis favoritos.
Chocolate-filled pastries are my favorite.
In this usage, 'rellenos' indicates that the cushions have stuffing or filling inside them to make them comfortable.