Nahaganu - A word nerd's reaction when they find a word so good they wa

A word nerd's reaction when they find a word so good they want to shout it from the roof.

Nahaganu! I'm gonna yell this word from the top of the building!

This word is so good I'm gonna scream it. Nahaganu!

I found a word that made me want to shout it. Nahaganu!