Insangerous

Something that is insane but also dangerous.

It would be insangerous to skydive without a parachute.

Insangerous by andyman3000 December 2, 2011

Insanerosity

Levels of generosity that are excessive, quite impressive, very large, and for all intense purposes, insane.

Cassandra's flagrant display of insanerosity when donating $50 to the Polar Plunge fundraiser impressed everyone.

Insanerosity by Chippeli December 17, 2012