<span class="searchmatch">optionalen</span> inflection of optional: strong genitive masculine/neuter singular weak/mixed genitive/dative all-gender singular strong/weak/mixed accusative...
die <span class="searchmatch">optionalen</span> genitive des <span class="searchmatch">optionalen</span> der <span class="searchmatch">optionalen</span> des <span class="searchmatch">optionalen</span> der <span class="searchmatch">optionalen</span> dative dem <span class="searchmatch">optionalen</span> der <span class="searchmatch">optionalen</span> dem <span class="searchmatch">optionalen</span> den <span class="searchmatch">optionalen</span> accusative...