the top part
So the character Smell and Smelly is "a big nose of a dog", or "dog's big nose", which means "Smell" at the beginning.
The big seal script for the character is
As time past, people needed more characters to express more meanings. For example, there was no character for Smelly. How to solve the problem? Ancient people borrowed the character Smell for smelly. So a long period of time, the character had two meanings: Smell, and Smelly.
However, it caused confusion. In order to avoid the confusion, ancient Chinese added a mouth to the character to become
to be the character Smell, and let
to be character Smelly.
The small seal script for character Smelly is
There is no small seal script for character Smell in dictionary.
The clerical script for character Smelly is
The clerical script for character Smell is
The current standard printing script for the two characters
The Pinyin for 臭 is Chou4.
The Pinyin for 嗅 is Xiu4.