<span class="searchmatch">diffiziles</span> strong/mixed nominative/accusative neuter singular of diffizil...
<span class="searchmatch">diffizile</span> inflection of diffizil: strong/mixed nominative/accusative feminine singular strong nominative/accusative plural weak nominative all-gender...
diffizil strong declension (without article) nominative diffiziler <span class="searchmatch">diffizile</span> <span class="searchmatch">diffiziles</span> <span class="searchmatch">diffizile</span> genitive diffizilen diffiziler diffizilen diffiziler dative...