Phobophobia
Fear is the root word.
Apiophobia is the fear of bees.The origin of the word Api is Latin (meaning bee) and Phobia is Greek (meaning fear).
phobophobia
My hemophobia caused my hands to shake as I looked at the bleeding wound.
An extreme fear or distrust of computers.
paralyzed
fear less guy from deepa
tremble
It could possibly be Dadaphobia, coming from the greek word Data, meaning torch, and phobia meaning fear. it could also be Faxmetus, fax being the latin word for torch and Metus meaning fear.
The root meaning of claustrophobia comes from the Latin word "claustrum" meaning enclosure or confined space, and the Greek word "phobos" meaning fear. Combined, it refers to the fear of enclosed spaces.
I don't believe there is a 3 letter word for fear in English. The closest would be 'awe' and that is not exactly the same meaning.