"pad" without the "i" was already accepted as a term for something you write on e.g., "pen and pad" I'm pretty confident that you can ask someone for a pad for

"pad" without the "i" was already accepted as a term for something you write on e.g., "pen and pad" I'm pretty confident that you can ask someone for a pad for writing, without thinking at all about hygiene products, but you can't even hear the toot of a horn without thinking of a fart.