Dashara

Dasha Hara is sanskrit word which means removal of ten bad qualities within you :
काम वासना (Lust),
क्रोध (Anger),
मोह (Attachment),
लोभ (Greed),
मद (Over Pride),
मतसरा ( Jealousy),
स्वार्थ (Selfishness),
अन्याय (Injustice),
अमानवियता (Cruelty),
अहंकार (Ego)

Also known as Vijaydashmi means Vijaya of Dashmi.

Happy Dashara.