Are there any rules for forming the plurals of loanwords? I ask, as I was recently reminded of a sign I saw in an Office Depot in Mexico advertising "mouses". Can this be correct in Spanish, or is ...
What's the plural of "suéter"? In Mexico, most of the times is called "sueters". Is it "sueters" or "suéteres"?
RAE says no, wordreference says yes. Is it used or understood by the Spanish speakers?