i Register
In some senses, dudder is marked as dated, UK. Watch for register when choosing this word.
noun
A peddler or hawker, especially of cheap and flashy goods pretended to be smuggled; a duffer.
verb
To confuse or confound with noise.
[…]Joel piled on great fires, and went off on some mysterious errand , having“ other chores to do than idling and duddering"
To shiver or tremble; to dodder.
I dudder and shake like an aspen leaf.
noun
Confusion.