"Su" is a possessive adjective in Spanish.
/su/
"Su" signifies possession and is used to indicate that something belongs to someone. It can refer to singular or plural ownership depending on the context, and it is used to refer to a third person (he, she, it) and to formal second person (you).
In the Spanish language, "su" is frequently used in both oral and written contexts, making it a very common word in everyday communication.
His book is very interesting.
Ella siempre cuida su salud.
She always takes care of her health.
El perro perdió su juguete.
"Su" is often embedded in common expressions due to its possessive nature. Below are some idiomatic expressions that incorporate "su":
"He does things his way."
Estar en su salsa
"At the party, she was in her element."
Hacer algo por su cuenta
"She decided to do the project on her own."
Tomar su tiempo
"Don’t rush, take your time."
Dar en su punto
"Su" comes from the Latin "suus, sua, suum," which means "his, her, its." The terms were used to indicate possession in a similar way as they do in modern Spanish.
Overall, "su" is an essential component of Spanish grammar used to indicate possession and to refer to individuals in multiple contexts. Its frequent use in spoken and written forms showcases its integral role in everyday communication.