Arachnabonia 

The fear of getting sexually aroused by spiders.

you will know when arachnabonia happens to you, and you will fear it the rest of your life.

Arachnabonia by Eight legged spread September 29, 2012

Arachnafobia

Basically saying that you're afraid of spiders but in a more complex way so just say that your'e afraid of spiders

Tom: what are you afraid of.

Tim: i have arachnafobia

Tom: what is that

Tim: it is when youre afraid of spiders

Tom: then just say that you're afraid of spiders fucking dumb ass

Arachnafobia by Butthole guy 420 January 5, 2022