ratón
/raˈton/ · B1 · noun · m
mouse
🐭🖱️ ratón = rata (rat) + -ón: a rat-like little critter, so a mouse
Built from rata (rat) plus the suffix -ón. The computer mouse borrowed the name, just as it did in English. In parts of Latin America, tener ratón or estar enratonado means to be hungover.