Vestal (noun)

1. A virgin consecrated to the service of the goddess Vesta in ancient Rome.
2. A chaste or pure person, especially a woman.

Origin:

From latin vestalis, from vesta, the roman goddess of the hearth and home.

Examples:

1. The vestals were responsible for keeping the temple of Vesta's fire burning.
2. The vestals were highly respected for their devotion and purity.
3. The nun was considered a vestal of the church.
4. The young girl was seen as a vestal of innocence.
5. The queen was a vestal of virtue and honor.