How do you spell the opposite of neise?

It seems you're looking for the opposite of "neise". However, "neise" isn't a recognized English word. It's possible you've misspelled a word, or it's a specific term used in a particular field.

To help me understand what you're looking for, could you please provide more context? For example:

* What is the word supposed to mean?

* Where did you encounter this word?

* What is the opposite you're trying to find?

Once I have more information, I can try to help you find the correct spelling or the opposite of the intended word.