But when I do try to explain why "less" and "fewer" are not interchangeable, I usually just say, "Do you want fewer syrup on your pancakes?"
Then there's "transition" as a verb: Do you illumination a room when it's dark?
We can go on and on, but we can't leave this one out: "would of." I always call that out in any comment forum. This just can't be let go.
And now, Weird Al has some words: https://www.youtube.com/watch?v=8Gv0H-vPoDc