sure, if you kill it in its sleep or something of the sort.
it might signify a fear cats, the colour could represent how you or the cat is feeling.
Shapephobia.
* Irrational fear of the color yellow * Irrational fear of the word yellow * Feeling of panic * Feeling of terror * Feeling of dread
Algophobia is the fear of feeling or being in pain.
anger
spook
stuff
Fear The thrill ( also possibly of fear )
When you are in fear, you feel terror. It is the feeling which describes you are terrified of something.
Hedonophobia
That's life!
Imagine if you asked a question that no one on the planet would be able to answer. That is fear.