Formal:
* स्वागत है (Swagat hai): This is the most common and formal way to say welcome. It literally means "welcome is" and is used for welcoming someone to a place or event.
* आपका स्वागत है (Aapka swagat hai): This is a more polite version of "swagat hai" and means "Your welcome is." It's used for welcoming someone to your home, office, or any other place you consider yours.
Informal:
* आओ (Aao): This is a very casual way to say "come in" or "welcome" and is often used among friends and family.
* स्वागत (Swagat): This is a shorter and more informal version of "swagat hai." It's often used in casual situations.
* आपका स्वागत है (Aapka swagat hai): This phrase can also be used informally, especially with close friends and family.
Other variations:
* आपका स्वागत है यहाँ (Aapka swagat hai yahaan): This literally means "Your welcome is here" and is a good way to welcome someone to a specific place.
* आपका स्वागत है मेरे घर (Aapka swagat hai mere ghar): This literally means "Your welcome is at my house" and is a good way to welcome someone to your home.
The best way to say "welcome" in Hindi depends on the context and your relationship with the person you are welcoming.