I will start with a word.
The next person to post must take that word and change one letter.
If it is not possible to make a new word from it then you may add a letter.
But not all the time.
Example:
Tear
Bear
Beer
Leer
Let me start.
Rain
The next person to post must take that word and change one letter.
If it is not possible to make a new word from it then you may add a letter.
But not all the time.
Example:
Tear
Bear
Beer
Leer
Let me start.
Rain