What does agya nie mean in twi?

"Agnya nie" is not a phrase in Twi. It is likely a misspelling or a combination of words from another language.

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

* What were you trying to say?

* Where did you hear this phrase?

* What did you think it meant?

Once I have more information, I can try to help you find the correct Twi translation.