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