Radicals. He loved finding the "root" of problems...
Finding an empty bottle in the trash.
Follow the power cord.
They multiply!
She loves cheap bills
He worked it out with a pencil
You can't get to the root of the problem.
Simplifiying Radicals. (MATH joke)
One is a group made up of radicals with extremist views. And the other group is ISIS.
Turnip
they both like to root around in your cellar
Fermatation.
Bernie sanders