The coach couldn't tolerate the dunders who kept ignoring his instructions during practice.

In Python, a dunder like __init__ signals a special method.

After the harvest, the distillery saved the dunder to kick-start the next batch of rum fermentation.

The dunder-headed apprentice knocked over the paint can and blamed the cat.

The old sailor set a pan of dunderfunk on the stove, and the sweet, molasses-scented steam took him back to long voyages.

Don't be such a dunderhead — read the instructions before you start the machine.

Don't be surprised if the dunderheads in the meeting accidentally send the wrong file again.

Despite repeated briefings from experts, the mayor's dunderheadism led to costly delays.

It was a dunderheaded decision to park in front of the fire hydrant.

His dunderheadedness during the meeting cost the team an important client.