The word "Panchamas" was used to refer_______.

Outcastes

The correct answer is Option 2: Outcastes

NCERT: Varna, literally ‘colour’, is the name given to a four-fold division of society into brahmana, kshatriya, vaishya and shudra, though this excludes a significant section of the population composed of the ‘outcastes’, foreigners, slaves, conquered peoples and others, sometimes refered to as the panchamas or fifth category.