Regarding the etymology of the word, I'm not a linguist, neither, I just repeat what some linguists do claim, that's all
Oh, and don't worry about the Peek thing. I practise historical fencing, based on the Spanish 17th c. fencing tradition, so you can easily guess this episode gets tossed around a lot, specially in international meetings. After all this time, I ended up developing a certain sympathy for Mr. Peek. Sort of.