For "are" as a verb (present tense):
* है (hai): This is the most common and general form of "are" used for singular subjects.
* हैं (hain): This is used for plural subjects.
Examples:
* वह है (vah hai): He/She/It is.
* वे हैं (ve hain): They are.
* तुम क्या हो? (tum kya ho?): What are you?
For "are" as part of a question:
* क्या (kya): This translates to "are" in questions.
Examples:
* क्या तुम यहां हो? (kya tum yahaan ho?): Are you here?
* क्या वे खुश हैं? (kya ve khush hain?): Are they happy?
For "are" as a part of a phrase:
* क्या (kya): This can also be used in some phrases.
Examples:
* क्या बात है? (kya baat hai?): What is the matter? (literally, "What is the thing?")
It's important to note that Hindi grammar is complex and the specific word used will depend on the sentence structure and context.