Substantiv
intransigence [pl. intransigences]
stubbornness {mechanical engineering}
obstinacy {mechanical engineering}
perversity [pl. perversities]
obduracy [pl. obduracies] , {feelings & emotions}
mulishness {feelings & emotions}
intractability [pl. intractabilities]
inexorability [pl. inexorabilities]
headiness {mechanical engineering}
...