There are many languages spoken in India, and each has its own word for "welcome".
Here are some examples:
* Hindi: स्वागतम् (swagatam)
* Bengali: আপনাকে স্বাগতম (apanake swagatam)
* Tamil: வணக்கம் (vanakkam)
* Telugu: స్వాగతం (swagatam)
* Marathi: आपल्याला स्वागत आहे (aaplyala swagat aahe)
Let me know if you'd like to know the word for "welcome" in a specific Indian language.