fumfering

fumfer (third-person singular simple present fumfers, present participle fumfering, simple past and past participle fumfered)

1. To mumble, to mutter, to murmur.
2. To dither, to waffle.
3. To be evasive, to temporize, to stall.

4. To putter aimlessly.

To say nonsensical things in rapidly therefore no one can understand you.