pensate
a word made up to impress people with your deep thoughts and overburdened cranial use.
Sorry my brain is fried due to the Global-Economic, socio-political environments I am forced to currently pensate upon.
Pensating
To pensate, or think, especially hard about one topic in particular.
"Her face is really scrunched up"
"She must be pensating."
"She must be pensating."