<span class="searchmatch">perfidiōsiōra</span> nominative/accusative/vocative neuter plural of perfidiōsior...
masc./fem. neuter nominative perfidiōsior perfidiōsius perfidiōsiōrēs <span class="searchmatch">perfidiōsiōra</span> genitive perfidiōsiōris perfidiōsiōrum dative perfidiōsiōrī perfidiōsiōribus...