Most of the plural form of English words have the letter “s” added, for example, Apples, Dogs and Laptops.
However there are some plural words that are spelled differently as compared to their singular form. Words like: Geese, Women and Feet.
This video provides us insights into the past which we can find out more about the origins of these words!
Video Title: A brief history of plural word…s – John McWhorter
Video Credits: http://ed.ted.com/lessons/a-brief-history-of-plural-word-s-john-mcwhorter ; https://www.youtube.com/watch?v=_gwJHuEa9Jc