Answer: UNREASON

AnswerCrossword Clue
UNREASONFolly
UNREASONAbsurdity.
UNREASONIrrationality
UNREASONMadness
unreasonlack of reason or sanity; madness; confusion; disorder; chaos
unreasoninability or unwillingness to think or act rationally, reasonably, or sensibly; irrationality
unreasonto disrupt the sanity of
unreasonto upset or disrupt the reason or sanity of