By Lingobi, Published on 10/14/2025
If you’ve ever seen the letter Ü in Spanish words like pingüino or vergüenza, you might have wondered — what’s up with the two dots? Don’t worry, it’s not as complicated as it looks. This little symbol is called a diéresis (or diaeresis in English), and it plays a small but important role in Spanish pronunciation.
Normally, when you see the letter “u” between g and e or i in Spanish — like in guerra (war) or guitarra (guitar) — the “u” is silent. But if you add the two dots, the “u” becomes pronounced.
Without the dots: guerra → sounds like “GEH-rra” (silent u)
With the dots: pingüino → sounds like “peen-GWEE-no” (the u is pronounced)
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Knowing when to pronounce the “u” can make your Spanish sound more natural and accurate. If you skip the dots, you could completely change the word’s sound and meaning. Plus, it’s one of those fun quirks of Spanish that makes learning the language interesting!
In the Lingobi app, you can listen to native speakers pronounce words like pingüino and bilingüe, helping you hear exactly how that little Ü sounds in real speech. Practice for just a few minutes a day and you’ll be speaking with confidence in no time!
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