Where does “pick” come from?

I notice the chain provided contains only English and Middle English forms with repetitive cycles (peep, pip, pippin recurring), lacks semantic information, and creates circular references rather than a linear etymology. I cannot write an accurate origin summary because: 1. The chain doesn't progress to ancestor languages (Old English, Proto-Germanic, etc.) 2. No meanings are supplied to explain sense development 3. The repetitive structure suggests data corruption rather than a genuine etymological path 4. The relationship between "pikken" and the cycling terms is unexplained To write a proper one-sentence etymology, I would need: - A complete chain progressing to the earliest attested or reconstructed source - The actual meaning(s) at key stages - Clear linear progression without cycles Could you provide the full etymological chain for "pick"?

pick (English): A tool used for digging; a pickaxe; A tool for...