Both terms are almost universally misunderstood by the people to whom they apply.
Letterhead and envelopes. No matter how hard you try, they remain stationery!
Slow down and apply lube
None. People who glow in the dark don't need lightbulbs.
I never argue with people. - That's impossible! - You're right! That's impossible.
Is it "an apology" "Oh look, there goes an apology of Canadians"
Someone who is outstanding in his field.
White privilege