This is the 392nd most frequent Spanish word.
son
"Son" means "are" (third person plural of the verb "ser").
Here, 'son' is the third-person plural form of the verb 'ser', meaning 'are', used to describe inherent characteristics of a group.
Ellos son muy amables.
They are very kind.
In this sentence, 'son' is the third-person plural form of 'ser', meaning 'are', used to express ownership or relationship.
Estas cosas son tuyas.
These things are yours.
Here, 'son' serves as the third-person plural form of 'ser', translating to 'are', used in a defining statement about a category.