Fiddlestick

"He grabbed a fiddlestick from the woodpile to start the bonfire."

"The hiker used a fiddlestick to start a fire to keep warm."

"The error in his speech was just a fiddlestick, he continued on with the presentation."

"The new employee seems to use 'um' and 'fiddlestick' a lot during their speeches."

"The politician brushed off the reporter's question as a fiddlestick."