furiosity
noun
fu·ri·os·i·ty
ˌfyu̇rēˈäsətē
plural -es
1
Scots law : insanity
2
: the quality or state of being furious : fury
Word History
Etymology
Middle English furiosite, from Middle French or Late Latin; Middle French furiosité, from Late Latin furiositat-, furiositas, from Latin furiosus + -itat-, -itas -ity