When going through old English literature, especially stories and poems, we can see they have been full of words like "thou" and "thee" etc. Some of my English teachers told me that they were used ...
If they are cognates,what happened to the mophological changes on them historically?Such as the emergence of "h" in "she"? she mid-12c., probably evolving from O.E. seo, sio (acc. sie), fem. of ...
What is the origin of the personal pronouns I, you, he, she, it, we, and they?
From the top of my head, Danish "De" (practically never used), German "Sie", Chinese "您", French "vous", Spanish "usted" are a formal way of addressing someone, especially if one isn't familiar with ...