Here are a few examples: psicología ptosis Ptolomeo Interestingly is that "sicología" is also found in the RAE but most of the time I've seen it written as "psicología". How are they ...
I've noticed that there aren't any words in Spanish that start with sp. Latin words are altered to include an e in front of the sp. Even loan words are often modified to esp...: spaghetti => ...