referring to N. India ("sillimensis")

a geographical area and former kingdom in northeastern India in the Himalaya Mountains between Nepal and Bhutan

Sikkim (also Sikhim) (Devanāgarī: सिक्किम ) is a landlocked Indian state nestled in the Himalayas. It is the least populous state in India, and the second smallest in area after Goa. Sikkim was an independent state ruled by the Namgyal monarchy until 1975, when a referendum was held and the population voted to join India as its twenty-second state.

The Lok Sabha constituency of Daman and Diu covers the entire area of the state of Sikkim.

Sikkim is a documentary by Satyajit Ray,made in 1971.