This is the 5911th most frequent Spanish word.
treinta
"Treinta" means "thirty" in English.
Here, 'treinta' functions as an estimate to indicate an approximate number of individuals.
Hoy asistieron al evento unas treinta personas.
Today, about thirty people attended the event.
Here 'treinta' is used as a cardinal number to indicate an age.
Tengo treinta años.
I am thirty years old.
In this example, 'treinta' is utilized as a cardinal number that specifies a distance measurement.