This is the 13894th most frequent Spanish word.
sobres
"Envelopes."
Here, 'sobres' is used to refer to envelopes, items for containing letters or documents.
Necesito comprar sobres para enviar las cartas.
I need to buy envelopes to send the letters.
In this context, 'sobresale' is a conjugated form of the verb 'sobresalir', meaning 'to stand out'.
En el concurso, él siempre sobresale entre los demás.
In the contest, he always stands out among the others.
Here, 'sobres' refers to small packets used for tea or similar products.