Possible Clues:

• Language that gives us "pajamas" and "shampoo"
• Language in Delhi
• Outsiders removed from noisy party - language!
• Is this caught in North India?
• South Asian language
• Whence cheetah perhaps came and took shelter round the middle of one island
• Main language of India
• Language of India that derives from Sanskrit
• Language produced when fringes of party ignored
• Most-spoken language of India