In the Spanish language, can a word have two accent marks?

No, it can't. The rules about accent marks are very restrictive. Either one or none. Period. By the way, * Ñ is a letter. * Ü is called diéresis and it has a different purpose. read more

The exception to this might be if there were a foreign word (containing two accents) that over time had been adopted into the Spanish language (sort of how the french words clique and cliché have become part of the English language). I can't think of any words that fit that description though. read more

In English, tilde refers to the ~ only (whether used as a accent or not), while accent mark can refer to just about any sort of mark about a letter that affects pronunciation. In Spanish, I am under the impression that tilde has a much broader definition and is similar to our word"accent" in usage. read more

For example, almost all words that end in"ion" have an accent over the"ó", the odd thing, the stress is so recognizably always there, that it simply doesn't need it. But the dependency on the accent marks is amusing at times. read more