This is not true, it came from an inflectional ending in Old English. https://www.merriam-webster.com/words-at-play/history-and-use-of-the-apostrophe https://w

This is not true, it came from an inflectional ending in Old English. https://www.merriam-webster.com/words-at-play/history-and-use-of-the-apostrophe https://www.merriam-webster.com/words-at-play/history-and-us... uses the example “cyning” (king) and “cyninges” (king’s). In theory the apostrophe stands for the missing e.