I will give a common farming one, you swath a paddock with a swather and what you have left are windrows. You dont use a windrower to windrow a paddock. This one is too far entrenched to ever change.
Americanisation of english is another hate of mine. Combine is becoming the excepted word for header. We invented the bloody things and named them headers so thats what they are!
SUV......come on.