Answer

In Jain tradition, doing 11 continuous upwas is generally called Agiyar Upwas.

“Agiyar” means eleven.

Explanation

If you observed fasting for 11 days continuously, it may be referred to as:

• Agiyar Upwas — eleven fasts
• Agiyar Divas nu Tap — austerity of eleven days

Spiritual Understanding

In Jain Dharma, upwas is not only about not eating; it is meant for:

• reducing attachment to the body,
• practicing self-control,
• doing prayer, samayik, pratikraman, swadhyay, and meditation,
• purifying karmas through tapa.

Takeaway

Your 11 upwas can respectfully be called Agiyar Upwas or Agiyar Divas nu Tap.