Simpitism is the force of someone simping so hard that they soon envelope everyone that they care about into a storm of "I love her!!" and "We are perfect for each other!" The person who is having the simpitism soon either decides to quit simping or they simp harder.
Guy1: Bro, Humphrey's simpitism almost got him arrestedlast night!
Guy2: Humphrey needs to stop simping!
John:Yo man you killed someone, went to trial, got off, then went and robbed some guys for fuckin sports memorabilia. O.J: Yea fool,You should follow simpsonism.
Simprovised (shortened "simp")
Is a person whose thoughts are so simple, that regular human is unable to understand them so he has to improvise in order to communicate with such a person.
A: U gt do itlika dat.
B: What?
A: Y r u not der...
B: Don´t talk like simprovised