Here is the full list of all 27 Hypersensitive Bob achievements.
Why is everything moving so fast
Ouch, this is gonna hurt!
There's something hidden here..
Kill Paranoid flower
Beat Nuttinger with Billy
Complete Secret Recipe
Kill Joy flower
I'm not afraid of peanuts!
Unlock Billy
Upgrade Vaccine Machine to level 5
Find a Vaccine Machine
Activate Lure item
Destroy the Chargebee
Kill dumb flower
Find the big snail on a normal level
Destroy the big one!
This round will be Legendary
Stumble upon loot
Purchase an Epic item from the store
Bring light to the darkness
Oh I'll just hide inside my rock
Spoopy unlocked
Beat Nuttinger with Spoopy
Upgrade Vaccine Machine to level 10