This is the 2538th most frequent Spanish word.
bolsillo
Pocket.
Here, 'bolsillo' refers to a pocket in an article of clothing, highlighting its practical usage.
Guardo mi billetera en el bolsillo derecho de mi pantalón.
I keep my wallet in the right pocket of my pants.
In this sentence, 'bolsillo' is used as an adjective form to describe an object that is small enough to fit in a pocket.
Este libro es de tamaño bolsillo, muy fácil de llevar.
This book is pocket-sized, very easy to carry.
Here, 'bolsillo' metaphorically represents one's financial situation or money, showcasing a figurative usage.