English Wikipedia has an article on: <span class="searchmatch">Copperopolis</span> Wikipedia From copper + -o- + -polis (“city”). (Received Pronunciation, UK) enPR: kŏ'pərŏʹpŏlĭs, IPA(key):...
akropolis Albertopolis Annapolis Annapolis Royal Cassopolis Christianopolis <span class="searchmatch">Copperopolis</span> cosmopolis Cottonopolis Cubitopolis dodecapolis duodecapolis ecumenopolis...
coppern copper-nickel copper nitrate coppernob copper-nose copper nose <span class="searchmatch">Copperopolis</span> copper ore copperous copper oxide copper phosphide copper phthalocyanine...