Where does “americio” come from?
americio (Spanish) comes from Spanish América, from New Latin America, from Italian Amerigo, from Proto-Germanic *Amalarīks, from Proto-Germanic Haimarīks, from Proto-Germanic rīks, from Proto-Celtic rīxs, from Proto-Indo-European h₃rḗǵs — to straighten, to right oneself; right; just.
americio (Spanish): americium
Ancestry of “americio”, step by step