has an article on: <span class="searchmatch">Siderium</span> Wikipedia de <span class="searchmatch">Siderium</span> n (proper noun, strong, genitive <span class="searchmatch">Sideriums</span>) the Siderian Declension of <span class="searchmatch">Siderium</span> [sg-only, neuter, strong]...
<span class="searchmatch">Sideriums</span> n genitive singular of <span class="searchmatch">Siderium</span>...
Rhyacium n (proper noun, strong, genitive Rhyaciums) the Rhyacian Declension of Rhyacium [sg-only, neuter, strong] <span class="searchmatch">Siderium</span> Orosirium Paläoproterozoikum...
Paläoproterozoikums) the Paleoproterozoic Declension of Paläoproterozoikum [sg-only, neuter, strong] <span class="searchmatch">Siderium</span> Rhyacium Orosirium Statherium Mesoproterozoikum...