For a general greeting:
* Shéewú: This is a common greeting used for "hello" or "good morning". While not specifically "welcome", it expresses friendly acknowledgement and can be used to welcome someone.
* Shaa áani k'áat: This means "How are you?". It's a friendly greeting often used when welcoming someone.
For a more specific welcome:
* Tʼákw ḵʼátʼaa: This means "You are welcome here".
* Shéewú, yáa kʼáat tʼákw ḵʼátʼaa: This means "Hello, you are welcome here."
* Yaakʼ tʼákw kʼáat: This means "You are welcome to come."
For a formal welcome:
* ḵʼáat kʼáat: This means "Welcome" in a formal setting.
It's important to note that Tlingit is a complex language with nuances and regional variations. A native speaker would be the best source for choosing the most appropriate word or phrase for your situation.