It gets faster as you go. It took less than a minute to make. There is also squelching. Use your tongue to collect as much air as you can, then slowly press down. It means neener neener neener or nanananabooboo. It sounds like a cat hacking up a hairball if you do it right, but is much harder. Tell everyone it improves your "tongue-line." This is since Gen Beta starts Jan 1, 2025.
Younger people love short and hard-to say words, so I made a one syllable word that is really hard to do in one syllable. :D Please popularize as much as you can and put in all the studios you can.