<span class="searchmatch">aetheriōrum</span> genitive masculine/neuter plural of aetherius...
aetheriae aetheria genitive aetheriī aetheriae aetheriī <span class="searchmatch">aetheriōrum</span> aetheriārum <span class="searchmatch">aetheriōrum</span> dative aetheriō aetheriae aetheriō aetheriīs accusative aetherium...