Its called Necrophobia.
It's actually Taphophobia- a fear of graves and coffins, from the Greek Taphos, meaning grave.
...Necrophobia is a fear of death.
There is no official phobia name for the fear of vipers. However the official phobia name for the fear of snakes is ophidiophobia.
The phobia name for the fear of monkeys is Cynophobia.
The phobia name for the fear of the unknown is called Xenophobia.
Fear of coffins, known as "sarcophobia," is an intense fear or aversion to coffins, often stemming from a broader fear of death or burial. This phobia can manifest as anxiety, panic attacks, or avoidance behaviors when confronted with coffins or related themes. Individuals with sarcophobia may experience distressing thoughts or images associated with death, making it challenging for them to cope with situations involving funerals or memorials.
Mnemophobia is the name of the phobia related to the fear of memories
Carnophobia is the name of the phobia related to the fear of meat
Hylephobia is the name of the phobia related to the fear of materialism
Gamophobia is the name of the phobia related to the fear of marriage
Mechanophobia is the name of the phobia related to the fear of machines
Melophobia is the name of the phobia related to the fear of music.
Selenophobia is the name of the phobia relating to the fear of the moon
Ballistophobia is the name of the phobia related to the fear of missiles