Ak'kaa

ak'kaa is an expression of exasperation and is used in many negative and postive contexts

Example: Students like to use it when the teacher gives yet another assignment.

Parents may use it when kids' noise level or rowdiness get too much - or after repeating something too many times.

When being served food, someone may use it when they are given more than expected.

When your paycheck is bigger than usual after putting in lots of overtime, your might use the expression when you see such a big amount.

You might use it when watching someone tries real hard (puts in a lot of effort - beyond normal expectations).